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how to calculate six sigma in excel

The formula uses the SUM function to calculate the sum of the squares of the difference between the average and each data. In this way you can calculate the sigma level of each of your processes easily with any of these elements, choose the one of your preference in order to have a guaranteed success. You must create a table ofinverse standard normal distributionwith this formula so that you can calculate the sigma. What Is Six Sigma? Increased efficaciousness, performance, and productivity. Online sigma calculator for use in process control and quality assurance in industrial applications as well for overall business project management. Calculate centreline np = total number of defectives/no of lots = np/k =105/20 = 5.3. If you want to learn new age data science techniques, then one good starting point is Data Science course from Simplilearn. In other words, you have to determine the sample group size. How to Calculate ROI. Math Practice SOLVE NOW . Using Microsoft excel for six sigma. Now, we want to learn how to calculate sigma in Excel by using the STDEVP function with the help of the following steps. Afterward, you will get the result accordingly. Appraisal Costs: Including testing, inspection, audits . Some of our partners may process your data as a part of their legitimate business interest without asking for consent. I earn a small commission if you buy any products using my affiliate links to Amazon. Finally, we got the value of 6 sigma for this continuous data. Two opportunities: A package could have the wrong product or the wrong # products in it. Similarly, if you deliver the wrong medication or the wrong dose, they may consider this a defect. Calculating the Mean and Standard Deviation with Excel Enter the scores in one of the columns on the Excel spreadsheet (see the example below). Let us assume that a task needs to be completed within 400 Sec as per the customer, so the USL is 400 Sec. For example, if it takes two hours on average to complete each . In this Part 2 tutorial, you will learn step-by-step how to calculate Six Sigma Basic Statistics in Excel: Range, Variance. This is what we might refer to as the Six Sigma state. These Excel files are related to various Six Sigma tools. Second, calculate the variance of the set. So we divide by a million and get 0.000233. Also, check out the article 10 Free Six Sigma Templates You Can Download for a collection of Microsoft Excel and Publisher templates that can be used for fishbone diagrams, PICK charts, and SIPOC diagrams, all of which can be freely downloaded to use for your own projects. This demo is . The final solution of the process capability is generally specified either in the form of calculations or histograms. DPMO = DPO * 1,000,000, 6.Look up Process Sigma in conversion table. Automation ROI calculator excel is a very important topic since every Manufacturing Factories turning their head to Automation in place of Manual/Semi Automation and also investment to automation to be made wisely. Opportunities and defects like these are black and white, yes or no, good or bad. How? In this Part 1 tutorial, you will learn step-by-step how to calculate Six Sigma Basic Statistics in Excel: Mean, Median, Mode. As a bonus, we'll show how you can calculate 3 sigma values in Excel. An example is shown below computes for the total number of defects: Illustration gives you an idea on how to compute for the total number of opportunities:if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[580,400],'whatissixsigma_net-box-4','ezslot_6',108,'0','0'])};__ez_fad_position('div-gpt-ad-whatissixsigma_net-box-4-0'); Based on the Process Sigma table, the process being implemented by the contact center only has 2 sigma rating. 1) Find mean and standard deviation from the data. If you're struggling with your math homework, our Math Homework Helper is here to help. Each tool is carefully developed and rigorously tested, and our content is well-sourced, but despite our best effort it is possible they contain errors. To fulfill the criteria for six sigma levels, the yield must be equal to or more than 99.99966%. I graduated with a bachelor's degree in engineering from BUET. Provides Six Sigma corporate functions support to our senior executives and business unit managers including financial reviews, business case development, and strategic project identification. How to put and send an image to the background in Excel. In Excel, you can use the SIGMA function to calculate the sum of a range of cells. Upon finding the inputs and defects of it, we will break down each part of the process. There are differences of opinion regarding 6 Sigma. 2696 S. Colorado Blvd., Ste. Six Sigma calculation is the first thing that every six sigma practitioner or student should understand and know how to calculate. In step 2, we calculate the difference from the mean for each of the values and square that number (so that it always comes out positive). Insert Summation or Sigma Symbol. Quality great Joseph Juran separated these costs into 3 categories: Prevention Costs: Including quality planning, training, preventive maintenance, housekeeping etc. Process Sigma is also known as Six Sigma and both the terms are same. As usual, I used the Adventure Works database in this article. LSL is the lower specification limit and. Something that is within +/-6s, Six Sigma, from the centerline of a control chart was created by a process that is considered well controlled. Please visit our website, Exceldemy, a one-stop Excel solution provider, to explore more. Feel free to download this template for your own personal use. - Excel Macros using VBA to fine tune various process . Once you establish this understanding, you can then make precise quantifications for your opportunities and defects. (1930) "Economic Control Of Quality Of Manufactured Product", Bell Labs Technical Journal 9(2):364-389; DOI: 10.1002/j.1538-7305.1930.tb00373.x, [3] Akerman, T. (2018) "Where is the evidence for sigma shift?" Now use the Excel formula =-normsinv(.33)+1.5 for short term sigma. The Six Sigma method: operation and advantages, Many people like to write, they make a living from it and, What are the secret codes of Android and iOS cell phones?, How to change unit of measure in Excel 2013. In many organizations, the term 6 Sigma refers to a quality measurement that aims for absolute flawlessness. Based on the Sigma Process Table, the Six Sigma Rating is predicted to yield 99.99966 percent. It solves your homework problems for you and if it says show your work this app can show you step by step how the problem was done, this app explains better than my teacher! Math Assignments. Among all the methods, the second method is the most efficient one. Looking for a little arithmetic help? Sigma Level: Organizations determine the sigma levels of given processes (one sigma, six sigma, etc.) A defect is something beyond the requirements of the customer. 4) Divide 3) by 2) to get Pp. The SQRT function returns the square root of any number. Continuous measurements are derived from a scale or continuum that is infinitely-divisible. The Cost of Poor Quality (COPQ) quantifies the negative outcomes due to waste, inefficiencies and defects in a process. That is why we will teach youhow to do six sigma calculations in Excel and measure the quality level ofthe process. This goes the same for Cpl but its just based on the lower specification limit, thats the difference. The numbers below also have a. . Free six sigma calculator which combines multiple tools into one: DPMO calculator, DPM calculator, RTY calculator, sigma level calculator. For more information, see the following Bright Hub articles. Here, the ideal size is 32. 6 Sigma = 3.4 DPMO, 99.99966% defect-free. You will get a value of 1.93, this is the process sigma and you can cross check the sigma table in the previous example. With numbers this big, it turned out that the four sigma process made 18,710 more errors than the six sigma process. Sigma process levels 1-6 have a theoretical defect rate that is set as follows: 1 Sigma = 691,462 DPMO, 30.85% defect-free, 2 Sigma = 308,538 DPMO, 69.146% defect-free, 3 Sigma = 66,807 DPMO, 93.319% defect-free, 4 Sigma = 6,210 DPMO, 99.379% defect-free. The 6 Sigma Value would be the minimum value between the values of Cpu and Cpl divided by the standard deviation. A project charter provides an overview of a project including team roles and responsibilities, financial information, goals, and constraints. Decreased operational costs and volatility in the process. Now, we want to learn how to calculate sigma in Excel by using the STDEVP function with the help of the following steps. Discrete data is a sort of quantitative value that consists of entire, concrete numbers with predetermined, set values that can be counted. For instance, we have the Student Name in column B, Id in column C, and Mark in column D. If you follow the steps correctly, you should learn how to calculate sigma in Excel on your own. This course is from University System of Georgia and is well recognized. Math is a subject that can be difficult for some students to grasp. Then, select cell F5 and write down the following formula in the cell. Calculation of 6 Sigma When Data Are Discrete, 2. Six Sigma is incredibly wide-reaching, appearing in just about every sector, especially manufacturing industries. Don't round up the figure, as precision is important here. Sigma level calculator excel - This Sigma level calculator excel helps to fast and easily solve any math problems. Figure 5 shows the results with the same starting point as Figure 3 (average = 0, standard deviation = 1, USL = 3, LSL = -3). Littles Law (Lean Six Sigma, by M. George, 2002, McGraw Hill) is used to calculate the Process Lead Time by dividing the number of items in process by the completions per hour through this process lead time formula. DPMO Calculator. In the first and third methods, we have also determined the Average. We have shown the steps of determining sigma in 3 methods. You can enter simple formulas to add, divide, multiply, and subtract two or more numeric values. Then, insert the following formula in cell. Topics discussed:How to calculate standard deviation of given data using Excel Standard Deviation Function.Lean Six Sigma Complete Course. Copyright 2022 Bright Hub PM. However, in many workcells all the machines have the same customer demand rate and the same available work time making the line balancing activity an easier task.. If you want to enhance your academic performance, start by setting realistic goals. So, it is very important to learn how to calculate sigma in Excel. In this article, well demonstrate 2 easy and quick methods on how to do 6 sigma calculation in Excel. Click on "Symbols" tab and change the font to "Symbol". Example: If you have opened the template above, simply change the values and press the . The Excel formula for calculating the UCL is: =Cell name+3*standard deviation (sigma) Where the cell name is the value of your . My expertise includes product management, data-driven marketing, agile product development and business/operational modelling. Steps: To begin with, insert the following formula in cell D11. DPMO = 130000. So, lets be with us. maximum error) applicable to your particular case. This video explains the Excel formulae required for calculating the standard deviation, sample mean, DPMO (Defects per Million Opportunities), Short term and. This demo is part of a full Le. Follow the ExcelDemy website for more articles like this. Therefore, we request to download the Excel file and use it while creating your own datasheet. Click here to know more about our Six Sigma training. Easily learn how to calculate process sigma value for Discrete and Continuous data. These results also tend to fall outside the six standard deviations of the mean for a data set. At home or workplace, we have you covered, Email: info@6sigma.com Toll Free in the US: (866) 409-1363, Six Sigma Virtual Instructor-led Training. Number of Opportunities for error per Unit, 4.Solve for Defects Per Opportunity What benefits will you get by sticking with six sigma? To calculate yield, subtract the calculated value of defects from the total opportunities, then divide by the total opportunities & express the result in percentage. When a process operates at optimum, i.e. Build bright future aspects. Download 30 day trial. So, at last, we have managed to learn how to calculate sigma in Excel in the case of two variables for distributed frequency. C p = U S L - L S L 6 . How to Calculate Your Process's Baseline Sigma. Theyre all accurate. Measure: Using Z Values We learn about Z Values or the Z Score with applications in Six Sigma projects. At first, we mentioned the LSL and USL for this dataset. I love reading books & traveling. Data Science is emerging very fast and early movers will always have advantage. Calculates defects per million units (DPM), percent defects from all opportunities, standard yield, rolled . I am Zehad Rian Jim. Step 4 (optional): If you want to move this to a new sheet, click on the chart and make sure the Design tab under Chart Tools is open. 555 Denver, CO 80222 USA Toll-Free: 1-888-468-1537 Local: (303) 756-9144. For instance, if we sampled 800 units and found 50 defects with 5 opportunities per unit and multiplied this figure by 1 million, the DPMO would be as follows: Yield: The percentage of a process that is free of defects. The value is same. However, Six Sigma ideas dont necessarily translate as well to service-based industries, which lack the same large-scale processes. Accountability Matrix, Also Known as RACI. It can be in a form of wrong information, wrong opening of call , no closing . While inserting the formula, we must put extra conscious. For example, you could calculate the standard deviation of your data to identify your current sigma level. Defects per million opportunities (DPMO) of a process is the total no. My last educational degree was BSc in Engineering from the Bangladesh University of Engineering & Technology. Mathematics Statistics and Analysis Calculators, United States Salary Tax Calculator 2022/23, United States (US) Tax Brackets Calculator, Statistics Calculator and Graph Generator, Grouped Frequency Distribution Calculator, UK Employer National Insurance Calculator, DSCR (Debt Service Coverage Ratio) Calculator, Arithmetic & Geometric Sequences Calculator, Volume of a Rectanglular Prism Calculator, Geometric Average Return (GAR) Calculator, Scientific Notation Calculator & Converter, Probability and Odds Conversion Calculator, Estimated Time of Arrival (ETA) Calculator. The opportunity, on the other hand, is the total number of probabilities for failure. Now, well use this dataset to do the 6 sigma calculation in Excel. Step 1: Select the data that you want to use to construct the histogram. Sigma level calculator excel - Sigma level calculator excel is a software program that helps students solve math problems. Defects : It is the failure of the process as per specification. To calculate adjusted values, you need the Microsoft certified Sixsigmablackbelt Analysis" Excel add in. ExcelDemy.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program. Free Agile Lean Six Sigma Trainer Training. Please let us know in the comment section if you have any queries or suggestions. Try it now. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. Hence, we have achieved to learn how to calculate sigma in Excel by using the STDEVP function, Read More: How to Insert Sigma Symbol in Excel (8 Easy Ways). Denoted by d. Unit (U) The number of parts, sub-assemblies, assemblies, or systems inspected or tested. Defects and units are fairly straightforward but some folks struggle with the number of opportunities. I also enjoy sports. These two terms mean Lower Specification Limit and Upper Specification Limit subsequently. Compare calculated yield to the standard values given for six sigma performance. Provides Six Sigma corporate functions support to our senior executives and business unit managers including financial reviews, business case development, and strategic project identification. In the previous method, we saw the approach to find out the value of 6 sigma for discrete data. The interactive workbook also shows the impact of a changing average on the process capability when the standard deviation stays the same. Where, USL is the upper specification limit. So the LSL and USL should be 31 and 33. We are not to be held responsible for any resulting damages from proper or improper use of the service. Learn the fundamentals here, how to calculate sigma level manually and so easily without the help of any tool like Minitab. Etc . Defects Per Million Opportunities (DPMO): A collection of really good online calculators. We will be glad to know if you can execute the task in any other way. So, lets follow us carefully. 1. Manage Settings Dont forget to share. How to Create a Six Sigma Histogram in Excel. Calculating sigma in excel - Calculating sigma in excel can be a useful tool for these scholars. There is no lower limit set by the customer so there is no LSL. Six Sigma (6) is an established framework that employs a data-driven approach to reduce defects, ensure quality control, enhance management, eliminate waste, improve service delivery, and manage other operational activities. . Chances are these machines (processes or services) share demand. The formula will return the average number using the AVERAGE function. And many assert that it is a paradigm for development. You should standardize your measuring systems if this is to work. Use this Six Sigma Calculator to calculate the DPMO, DPO, DPU, Sigma Level and the process Yield, based on the number of units, number of defect opportunities per unit, and the number of defects. Hi there! Here are some examples: To access the DPMO calculator, click on the QI Macros menu > Calculators > DPMO | Yield | Cp/PPM | OEE: A template will open with the following worksheet tabs. The Method to create Six Sigma control charts in Power BI. Thats how we can calculate the 6 sigma value for discrete data. Here are the steps I followed to produce the result. . The first one is when the data is discrete. So, lets go through the entire article to understand the topic properly. of defects possible in one unit. Based on the Process Sigma Table, Six Sigma rating should have 99.99966% yield. I then used DAX formulas and Power BI visuals to arrive at this six sigma chart. Takt time values are rarely the same across the entire value stream if the layout is departmentalized. 2 ways to calculate Six Sigma (for Continuous and Discrete. The foremost thing is to learn about the whole formula and how it works. After opened you Excel, double click on the cell you want to insert the symbol. Step 2: Now click the button "Calculate" to get the Cpk. Tags: AVERAGE FunctionMIN FunctionNORMSINV FunctionSigma in ExcelSQRT FunctionSTDEV FunctionVAR Function. The Excel file containing the data and charts for this example is in the Project Management Media Gallery under the title Sample Six Sigma Histogram in Excel. Setting Expectations Calculating Measures of central tendency and variation Skewness and kurtosis Calculating area under normal curve Sorting data Histogram Pareto Chart Scatter diagrams Bar and Pie charts Using Analysis Toolpak for advanced functions 2. 5 Why Worksheet - DMAIC Tools. Nioh 2 max level | What is the level cap? Easy to use Six Sigma and DPMO calculator in QI Macros add-in for Excel. Now, in this segment, well take a look at how to actually create a histogram from this data in Microsoft Excel 2007. "The Best 5-Why Template" - DMAIC Tools. We believe if you understand the formula, then achieving the outcome with Excel becomes insanely easy. 99% Good (3.8 Sigma) 99.99966% Good (Six Sigma) 20,000 lost articles of mail per hour. ExcelDemy.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program. After you create a formula, you can copy it . Calculation of 6 Sigma When Data Are Continuous in Excel, How to Insert Sigma Symbol in Excel (8 Easy Ways), How to Calculate 2 Sigma in Excel (2 Easy Ways), How to Calculate Sigma Level in Excel (2 Suitable Ways), How to Calculate Sigma in Excel (3 Effective Methods), How to Apply Cubic Spline Interpolation in Excel (with Easy Steps), How to Add Text Prefix with Custom Format in Excel (4 Examples), How to Create Material Reconciliation Format in Excel, How to Use VLOOKUP Function with Exact Match in Excel, SUMIFS to SUM Values in Date Range in Excel, Formula for Number of Days Between Two Dates. If you need support (or have feedback) with the calculator or any of the extensions, please use the commenting system at the end of this post.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[728,90],'whatissixsigma_net-box-3','ezslot_3',105,'0','0'])};__ez_fad_position('div-gpt-ad-whatissixsigma_net-box-3-0'); To accomplish a Six Sigma level, a production process must generate less than 3.44 defects per 1,000,000 opportunities, as shown in the table below:if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[728,90],'whatissixsigma_net-medrectangle-3','ezslot_4',106,'0','0'])};__ez_fad_position('div-gpt-ad-whatissixsigma_net-medrectangle-3-0'); The Six Sigma Levels and their corresponding defects. We provide tips, how to guide, provide online training, and also provide Excel solutions to your business problems. Dont forget to download the Practice file. So, if anyone wants to determine the. In the window that opens, select the first chart under 2-D Column. The consent submitted will only be used for data processing originating from this website. So, without further delay, let's see how to do it. DPMO, Sigma Level, Yield calculation in excel for castings Foundry Lean How to Calculate Process Sigma value, DPMO, DPU & PPM with easy. Solve Now. For doing practice by yourself we have provided a Practice section like the one below in each sheet on the right side. How do you do Six Sigma in Excel? Lastly, you will get the final result accordingly. Step 4: Calculate Your Yield. In order to calculate the DPMO, three distinct pieces of information are required: Example: A manufacturer of computer hard drives wants to measure their Six Sigma level. In statistics, the standard deviation is often referred to as sigma, which is written as . (3x2.56) - 5.45 = 2.23. Now, we have to calculate the DPO which is defects per opportunity from the previous data. DPO = ( D )/ ( U *O ), 5.Convert DPO to DPMO for use in every day domestic and commercial use! The first step is to determine the total number of units to be sampled. Variation, like waste (Muda), can strike where you least expect it, accumulating over time to cause further problems. Step 3: The chart, by default, will appear in the same worksheet as your data. 3) In your case, tolerance band is +/- 3 or total 6. Therefore, we have learned how to calculate the sigma in Excel manually. (Click any image on this page for a larger view.) 2023 KnowWare International Inc. All Rights Reserved. Multiply three by the standard deviation, then add the mean. That is, In mathematics and statistics Sigma, , means sum of, to add . When the lots were inspected the mean or average length found was 80.2 cm and sigma(Standard Deviation) was 0.05. It is used to find the measurable property of a process to the width of the specification. It is the maximum nos. Step 3: Finally, the process performance will be displayed in the output field. 5) Find smaller of the two absolute values (UCL-Mean) and (LCL-Mean). After that, you will get the result for this column. 1. Square the differences found in step 2. If you'd like to cite this online calculator resource and information as provided on the page, you can use the following citation: Georgiev G.Z., "Six Sigma Calculator", [online] Available at: https://www.gigacalculator.com/calculators/six-sigma-dpmo-calculator.php URL [Accessed Date: 04 Mar, 2023]. - Advance Steel Software for generation of Component and Assembly Drawings. And it has all my math books too. who wins student body president riverdale. Some of the top professionals in the world are those who have dedicated their lives to helping others. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. So, (3x2.56) + 5.45 = 13.13. The percentage of products or services without defects is the yield. Thank you for reading this article. You may download the following Excel workbook for better understanding and practice yourself. Six Sigma, levels, it yields results which equal the Six Sigma benchmark. Please feel free to add comments, suggestions, or questions in the section below if you have any confusion or face any problems. Seems like some problems don't work but its amazing overall, definitely 5 stars, it's a little slow to type in but the precise answers and ability to solve almost any problem makes up for it even without the subscription. I earn a small commission if you buy any products using my affiliate links to Amazon. No matter what the task is, if it is something that you are passionate about, you will be able to work on it with ease and produce great results. You will find all my articles on Microsoft Excel on this site. As a business strategy improved sigma rating results in improved process or product, reduced cost and greater customer satisfaction. Enhanced product and service quality, as well as a decrease in waste. Read More: How to Calculate 2 Sigma in Excel (2 Easy Ways). DPMO: defects per million opportunities. An example of data being processed may be a unique identifier stored in a cookie. This post is part of the series: Six Sigma Histograms in Microsoft Excel, Charts and Graphs Examples, Tutorials, and Samples for Microsoft Excel 2007, 10 Free Six Sigma Templates You Can Download, Microsoft Excel Six Sigma Histogram - Example and Description. The above methods are approximate values, but if you want an exact value this is the best option for you. Now, you should judge your yield against the standard baseline (99.99966%) for Six Sigma success. Get the DPMO Calculations now! Using the AVERAGE function, we calculated the Mean of this data. Fishbone Diagram - DMAIC Tools. Greater interaction and involvement of employees. Based on the systems upper specification limit, the Cpu is an indicator of its conceivable competence. Unbelievable Download it now you will like it because program is unbelievable I like I like it you will do your homework anytime help you some if you do sometimes in the into learn will help me to learn that's a thing that you need is better than teacher can teach you like is simple things like E like easy way math app math the math app mass way the best. In this case, our goal is to learn how to calculate sigma in Excel manually. Littles Law: Lead Time=# Items In-Process / Completion Rate. Read More: How to Calculate 2 Sigma in Excel (2 Easy Ways). To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. 3 sigma calculator excel - This page explains how to calculate the standard deviation based on the entire population using 3. As an example, you may have a hospital that considers a single administration of a drug an opportunity. Opportunities = the number of defects possible per unit. The process is working with a mean of 380 Sec and sigma(Standard Deviation) of 15. As a thumb rule, the sample size should be small enough to be manageable, yet large enough to reflect whatever problem is undermining the process. I am a Naval Architecture and Marine Engineering graduate with a great interest in research and development. The universal formula to get the value of 6 Sigma from DPO is the following. Sigma shift, long-term vs. short-term sigma? Manage both tactical and strategic projects throughout various areas of the business to deliver incremental revenue, cost/expense reductions, and working . To begin with, insert the following formula in cell, Firstly, arrange the dataset similarly to the below image. 7) Ratio of 5) by 6) will give Ppk. Convert each of the values obtained in DPMO and get the elements that are approximated. In the window that opens, select the first chart under 2-D Column. 2. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); ExcelDemy is a place where you can learn Excel, and get solutions to your Excel & Excel VBA-related problems, Data Analysis with Excel, etc. Use Excel as your calculator. While Six Sigma math and Six Sigma programs come from industrial process design, you can apply both concepts to any industry. Or use the AutoSum feature to quickly total a series of values without entering them manually in a formula. Its primarily known for being a highly effective quality tool and improvement methodology. Process Sigma When my data is Continuous. Example of Six Sigma Calculation - Creo Parametric for creating and assembling panels. For instance, if we sampled 800 units and detected 50 defects, the DPU would be as follows: Defects per Opportunity (DPO): The total defects within a sample divided by the total defect chances. Imagine the effect of low sigma rating to a business. as a means of comparing the performance of those processes throughout the entire organization as distinct elements. Process Sigma is also known as Six Sigma and both the terms are same. Commentdocument.getElementById("comment").setAttribute( "id", "a6ce39c589ba56f3f7f45806eafbd7c8" );document.getElementById("fb313dc17e").setAttribute( "id", "comment" ); Save my name, email, and website in this browser for the next time I comment. So: x = 7. In this case, we will calculate the sigma for distributed frequency by following the below steps.

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how to calculate six sigma in excel

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