Question

a radio talk show host asked listeners to respond either yes or no to the question, is the candidate who spends the most on a campaign the most likely to win? fifteen people called in and nine said yes. what is the implied population? all callers all listeners of the radio talk show all adults all radio listeners what is the variable? opinion of a caller number of listeners opinion of a listener number of callers can you detect any bias in the selection of the sample? no, there is no bias in the selection of this sample. yes, voluntary response. those with the strongest opinions are most likely to call in. yes, nonresponse. many listeners may not call in. yes, there is a systematic bias against those that are not listening to the talk show.

Explanation:

1. The host asked all listeners, so they are the implied population.
2. The variable is the opinion of a listener on the question.
3. Voluntary - response bias exists as those with strong opinions are more likely to call in.

Answer:

1. all listeners of the radio talk show
2. opinion of a listener
3. Yes, voluntary response. Those with the strongest opinions are most likely to call in.