ExcelAnalytics_Job-OrderCostingandRegressionAnalysis_Template

xlsx

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San Diego State University *

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202

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Statistics

Date

Feb 20, 2024

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xlsx

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4

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Regression Function: Regression is an analytics approach within Microsoft Excel that will provide correlation statistics on how well predict the value of another variable. When performing regression analysis, one of the key statistics we look which is also known as the coefficient of determination. It tells us how closely the data are to the fitted regre Regression can be executed in a number of approaches. The below approach focuses on the use of a scatterp to obtain the regression values and formula: Below is a description of the Excel formula and an example of how to use it: Create a scatterplot of your data: Highlight the data you wish to plot in an xy relationship: If the xy data is right beside each other you can highlight all of data at one time. If the xy data is not beside e highlight one column of data, then hold in "ctrl" and then select the second range of data Go to the “Insert” ribbon and within the “Charts” section choose the drop down for “Scatter” and choose the “Scatter" Click on the visualization you created to have the “Chart Tools” option to appear in Excel. Then click within th and within the “Chart Layouts” click on the drop-down for “Add Chart Element” and choose “Trendline” and c Trendlines Options” The Trendline format options will appear on the right. Click on the “Trendline Options” header and do the fol - Make sure the “Linear” radio button is selected - At the bottom of the options check to boxes for both: - “Display Equation on Chart” and - “Display R-squared Value on Chart
one variable can for is R-squared ession line. plot with a trend line each other, you can e first option for he “Design” option choose “More llowing:
Landis Company Electrical Costs Regression Analysis Week 1 7,700 8,910 $ 76,200 2 8,900 8,920 $ 83,800 3 8,600 8,870 $ 81,000 4 8,100 8,840 $ 80,800 5 7,600 8,990 $ 79,400 6 7,100 8,940 $ 70,700 7 5,500 8,870 $ 61,500 8 6,800 8,910 $ 73,900 7,700 $ 76,200 8,900 $ 83,800 8,600 $ 81,000 8,100 $ 80,800 7,600 $ 79,400 7,100 $ 70,700 5,500 $ 61,500 6,800 $ 73,900 Machine- Hours Direct Labor- Hours Electrical Costs Machine- Hours Electrical Costs 8,800 8,850 8,900 8,950 9,000 $- $10,000 $20,000 $30,000 $40,000 $50,000 $60,000 $70,000 $80,000 $90,000 Electrical Costs Elec Line 5,000 5,500 6,000 6,500 7,000 7,500 8,000 8,5 $- $10,000 $20,000 $30,000 $40,000 $50,000 $60,000 $70,000 $80,000 $90,000 Electrical Costs
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ctrical Costs ear (Electrical Costs) 500 9,000 9,500