Question

The commissioner randomly selects 2 teams from all 30 MLB teams and has everyone on that team drug tested. Systematic stratified cluster none of these. Does this qualify as a random sample?

a. Yes
b. No
c. not enough information

Answer 1

This is example of cluster sampling.

Explanation:

The commissioner randomly selects 2 teams from all 30 MLB teams and has everyone on that team drug tested.

This is an example of Cluster sampling.

Cluster sampling is a sampling method, where population is divided into clusters and then each sample from a selected cluster is sampled.

Yes this is also a random sample.