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.
-You wish to estimate the proportion of shoppers that use credit cards. Obtain a sample size that will ensure a margin of error of at most 0.01 for a 95% confidence interval. It is deemed reasonable
To presume that of those sampled, the percentage using credit cards will be at least 56%.

A) 8519
B) 9466
C) 21,513
D) 16,338