Determine Whether the Study Involves Selection Bias, Participation Bias, Both

Multiple Choice

Determine whether the study involves selection bias, participation bias, both selection bias and participation bias, orneither.
-A researcher published this survey result: "74% of people would be willing to spend 10 percent more for energy from a non-polluting source". The survey question was announced on a national
Radio show and 1200 listeners responded by calling in.

A) No bias
B) Selection bias only
C) Participation bias and selection bias
D) Participation bias only