When is true,the mean of the sampling distribution of differences between means is equal to
A)the population mean µ.
B)1.0.
C)the mean of the two sample means.
D)zero.

Question

When  is true,the mean of the sampling distribution of differences between means is equal to
A)the population mean µ. 
B)1.0. 
C)the mean of the two sample means. 
D)zero.

Quizplus · Accepted Answer

When 11eaab01_abbb_f3db_acdb_45aecf4eecf9_TB4035_11 is true, it means that the population mean is equal for both samples. Therefore, the mean difference between sample means is zero, resulting in a sampling distribution of differences between means with a mean of zero.

When Is True,the Mean of the Sampling Distribution of Differences