When estimating the difference between two treatment effects, the format of the confidence interval is different from that used to estimate the difference between two population means.

Question

Quizplus · Accepted Answer

The format of the confidence interval for estimating the difference between two treatment effects is essentially the same as that used for estimating the difference between two population means. Both involve calculating the estimated difference, determining the standard error of the difference, and using a critical value from an appropriate distribution (usually the t-distribution) to construct the interval.

When Estimating the Difference Between Two Treatment Effects, the Format