The only values a random variable x can assume for a certain population are 5,9,14, and 19. Construct the sampling distribution for the mean from samples of size 3 taken from the population, with replacement. Also, find the mean and the standard deviation of the sampling distribution

Which branch of statistics would buy a hundred Toyotas, drive them into the ground, record the final mileage, and then write a report for Car and Driver?
Choose one answer.
a. predictive statistics
b. descriptive statistics
c. inferential statistics
d. differential statistics