Question

A researcher for an airline interviews all of the passengers on five randomly selected flights. Identify which sampling technique is used.(SELECT ALL THAT APPLY)

a)Stratisfied


b)Convenience

c)Cluster

d)Random

Answer 1

Answer:
C. Cluster

Explanation

Answer 2

D

Explanation:

All of the flights were randomly selected. Cluster would be a group of people occurring closely together. Convenience would be the next flights to make it more convenient for the researcher. Stratified means formed or arranged, and since they were randomly selected, it would not have been arranged. The only answer that makes since is D.