Consider a population of five families with the following data representing the number of pets in each family.
Family Number of pets
A 2
B 6
C 4
D 3
E 1
How many possible samples of size 2 can be drawn?

Write each of the possible sample and then determine the mean of each sample.

Determine the mean and the standard deviation of the population.

For the distribution of sample mean values, provide the mean and the standard error of the mean.