Author Question: Two samples, each with n = 16 scores, produce an estimated standard error of 4 points and a t ... (Read 62 times)

torybrooks · **on:** Jun 20, 2018

Two samples, each with n = 16 scores, produce an estimated standard error of 4 points and a t statistic of t = 2.00 . What is the sample mean difference?

a. 2 c. 8
b. 4 d. 16

Question 2

The data from an independent-measures research study produce a sample mean difference of 4 points and a pooled variance of 18 . If there are n = 4 scores in each sample, what is the estimated standard error for the sample mean difference?

a. 3 c. 12
b. 9 d. The square root of 12