A population consists of the following five values: 3, 5, 7, 7, and 9. Required: a. List all samples of size 2, and compute the mean of each sample. (Round your mean value to 1 decimal place.) Sample Values Sum Mean 2 3 4 5 6 8 9 10 b. Compute the mean of the distribution of sample means and the population mean. Compare the two values. (Round your answers to 1 decimal place.) Mean of the distribution of the sample mean Population mean Both means are