Suppose the state decides to randomly test high school wrestlers for steroid use. There are 16 teams
In the league, and each team has 20 wrestlers. State investigators plan to test 32 of these athletes by
Randomly choosing two wrestlers from each team. Is this a simple random sample?
A) No, because a random sample of teams was not first chosen.
B) Yes, because the wrestlers were chosen at random.
C) No, because not all possible groups of 32 wrestlers could have been the sample.
D) Yes, because each wrestler is equally likely to be chosen.
E) Yes, because stratified samples are a type of simple random sample.

Question

Quizplus · Accepted Answer

A simple random sample requires that every possible group of 32 wrestlers has an equal chance of being selected, which is not the case here since exactly two wrestlers are chosen from each team.

Suppose the State Decides to Randomly Test High School Wrestlers