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 mean and standard deviation for the variable.
(Outcome) |> describeMoments()
Get the mean and its confidence interval. Though the confidence interval defaults to 95%, it can be changed if desired.
(Outcome) |> estimateMeans()
(Outcome) |> estimateMeans(conf.level = .99)