Assume That You Wish to Estimate a Population Proportion, P

Multiple Choice

Assume that you wish to estimate a population proportion, p. For the given margin of error and confidence level,determine the sample size required.
-A political action committee is interested in finding out what proportion of voters will support an environmental initiative. Obtain a sample size that will ensure a margin of error of at most 0.07 for A 95% confidence interval. Similar initiatives in the past have gotten 94% support.

A) 45
B) 135
C) 3
D) 40