Prior to the steps below, enter the data as appropriate for the analyses (described elsewhere). As always, the following commands should be typed directly in the R console window.
Get the means and standard deviations for the variables.
(PairedData) |> describeMoments()
Get the mean difference and its confidence interval.
(PairedData) |> estimateDifference()
Test the mean difference for statistical significance.
(PairedData) |> testDifference()
Get the standardized effect size for the mean difference.
(PairedData) |> standardizeDifference()