Author Question: The mean of a distribution of differences between means is equal to A) 0 B) 1 C) the difference ... (Read 91 times)

fagboi · **on:** Jun 20, 2018

The mean of a distribution of differences between means is equal to

A) 0
B) 1
C) the difference between the sample means
D) the weighted average of the sample means

Question 2

In the formula, S2difference = S2M1 + S2M2, the S2M1 is

A) the estimated mean of the distribution of variances of Population 1.
B) the variance of the difference scores for Population 1.
C) the estimated variance of Population 1.
D) the variance of the distribution of means for Population 1.