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

convenience sampling

Explanation:

Convenience sampling is a kind of non-probability sampling that involves the sample from that part of the population that is under consideration.

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 convenience sampling.

answer; deviation iq; //(a)