The 2010 U.S. Census also asked for each person€™s age. Suppose that a sample of 40 households taken from the census data showed the age of the first person recorded on the census form to be as follows.

40 31 812 32 8 42 29 31 38 55 27 28 33 49 70 25 21 38 47 63 22 38 52 50 4 19 22 29 81 52 26 35 38 22 22 29 31 48 26 33 42 58 40 32 24 34 25