A researcher is conducting a study to determine how knowledgeable teenagers are about making good food choices.She decides to interview teenagers eating at a fast food restaurant.The results may be biased because this is a ________________________ .
A)simple random sample
B)voluntary response sample
C)convenience sample
D)stratified sample
E)census

Question

Quizplus · Accepted Answer

The researcher is selecting participants based on their convenience of being at a fast food restaurant, which does not necessarily represent the entire population of teenagers, hence it's a convenience sample.

A Researcher Is Conducting a Study to Determine How Knowledgeable