Multiple Choice
You plan to determine an approximate 95% confidence interval for a population proportion; you plan to use a conservative margin of error of 10%. How large a sample size do you need?
A) 100
B) 400
C) 2500
D) None of the above
Correct Answer:

Verified
Correct Answer:
Verified
Q70: Use the following information for questions:<br> Suppose
Q71: Use the following information for questions:<br> In
Q72: Use the following information for questions:<br> A
Q73: Use the following information for questions:<br> A
Q74: Use the following information for questions:<br> Many
Q76: You plan to use a conservative margin
Q77: A CBS News poll taken in January
Q78: Use the following information for questions:<br> Data
Q79: Use the following information for questions:<br> Some
Q80: The multiplier for a confidence interval is