To estimate the proportion of voters in a town likely to favor a tax increase for road repair, a random sample of people chosen from the voter registration list is surveyed and the proportion who favors the increase is found to be 43%. The actual proportion in the town is 40%. This difference is most likely an example of sampling:
A) bias.
B) variability.

Question

Quizplus · Accepted Answer

This difference is an example of sampling variability, which refers to the natural fluctuations that occur from one sample to another. It is not indicative of a systematic error (bias) in the sampling method.

To Estimate the Proportion of Voters in a Town Likely