Two Variances: Sample Size Parameters

On the Power Analysis and Interval Estimation Startup Panel - Quick tab, select Sample Size Calculation in the left pane and Two Variances, F-Test in the right pane, and click the OK button the Two Variances: Sample Size Parameters dialog bix, which contains two tabs: Quick and Settings I/O.

OK. Click the OK button to display the Two Variances: Sample Size Calculation Results dialog box, in which you perform a variety of numerical and graphical analyses.

Back. Click the Back button to return to the Startup Panel without saving any changes that have been entered in this dialog box.

Restore Defaults. Click the Restore Defaults button to restore current default values to all the settings in this dialog box and others that perform calculations for the F-test for two variances.

Options. Click the Options button to display the Options menu.