For items 1-3. Consider a population consisting of five measurements 2, 3, 6,5, and 7
of sample size 2 without replacement.
1. What is the mean of the population
A. 3.44
B. 4.60
C. 4.92
D.5.20
2. What is the mean of the sampling distribution of the sample means?
A. 3.44
B. 4.60
C. 4.92
D. 5.20
3. What is the variance of the sampling distribution of the sample mean?
A. 0.89
B. 1.29
C. 2.20
D. 3.90​