Given below is a small part of a bigger data set. Suppose you find the sample mean of age in the following data.

Age Race ID Gender

10 Asian 1 M

14 Hispanic 2 F

17 Caucasian 3 M

24 African-American 4 M

24 Asian 5 M

30 Asian 6 F

33 Caucasian 7 F

43 Caucasian 8 F

42 African-American 9 F

36 African-American 10 M

Which of the following will help you estimate the population mean of age?

Question 21 options:

histogram of age based on the sample

sampling distribution of age

frequency distribution of age based on the sample

sampling distribution of gender