Using phone interviews , you have decided to collect data about a local tax increase e in your county.

Explain how nonresponse bias might affect your survey results.

Choose the correct answer.

A.

The wording of the questions may affect responses about the proposed

tax increasetaxincrease.

B.

The respondents may not know or have accurate information about the proposed

tax increasetaxincrease.

C.

This survey method does not reach people who do not live in your

countycounty,

and is biased towards those who live in your

countycounty.

D.

There may be a high percentage of

callscalls

that are not returned. Those who respond may provide data that are different from the data that would be supplied by those who do not respond.