• Tell Excel that you want to join the big leagues by clicking the Data Analysis command button on the Data tab. • When Excel displays the Data Analysis dialog box, select the Regression tool from the Analysis Tools list and then click OK. Excel displays the Regression dialog box. • Identify your Y and X values.

Use the Input Y Range text box to identify the worksheet range holding your dependent variables. Then use the Input X Range text box to identify the worksheet range reference holding your independent variables.

Each of these input ranges must be a single column of values. For example, if you want to use the Regression tool to explore the effect of advertisements on sales, you enter $A$1:$A$11 into the Input X Range text box and $B$1:$B$11 into the Input Y Range text box. If your input ranges include a label, select the Labels check box. • (Optional) Set the constant to zero. Do macs need virus protection. If the regression line should start at zero — in other words, if the dependent value should equal zero when the independent value equals zero — select the Constant Is Zero check box. • (Optional) Calculate a confidence level in your regression analysis.

The second group is designed to work as a standalone data analysis package. There is indeed life beyond Excel, and perhaps the demise of the Data Analysis Tool Pack will help you discover new data analysis software that you wouldn’t know about otherwise. Illustrates how to Add-In the Data Analysis ToolPak in Excel. Excel statistics data analysis toolpak. Illustrates how to Add-In the Data Analysis ToolPak in Excel. Excel for Mac.

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To do this, select the Confidence Level check box and then (in the Confidence Level text box) enter the confidence level you want to use. • Select a location for the regression analysis results.