Math 1431 – Spring 2003 – Test #2 – Practice
Question 1 Answer

First label each person from 01 to 15. It does not matter how the labels are listed.

LabelNameAgeLabelNameAgeLabelNameAge
1William376Michael4111James28
2Jack397Kathy4112Kate29
3Patty308Eileen2213Mary40
4John459Joseph4914Rene32
5Sophie4610Julia3415Anthony35

The SRS is constructed using the random number generator of the TI-83: randInt(1, 15, 5). My calculator's output was {10 14 12 9 13}. So, my SRS consists of Julia, Rene, Kate, Joseph and Mary. The mean age of the sample is
(34 + 32 + 29 + 49 + 40)/5 = 36.8