For an independent-measures study,the width of a confidence interval estimating µ₁ - µ₂ depends on the size of the difference between M₁ and M₂.

Question

Quizplus · Accepted Answer

The width of a confidence interval in an independent-measures study depends on the standard error of the difference between the means (which reflects sample sizes and variability within the populations), not directly on the size of the difference between the means (µ₁ - µ₂).

For an Independent-Measures Study,the Width of a Confidence Interval Estimating