E Homework: 9.1-9.2 Find the Sample Size for a Confidence inte
Question 2, 9.1.37
Part 1 of...
Mathematics, 30.11.2021 02:20 TravKeepIt100
E Homework: 9.1-9.2 Find the Sample Size for a Confidence inte
Question 2, 9.1.37
Part 1 of 2
HW Score: 8.33%, 0.5 of 6 points
O Points: 0 of 1
A researcher wishes to estimate the percentage of adults who support abolishing the penny, What size sample should be obtained if he wishes the estimate to be within 3 percentage points with 99% confidence if
(a) he uses a previous estimate of 25%?
(b) he does not use any prior estimates?
Caick here to view the standard normal distribution table tege 1),
Click here to view the standard normal distribution table (page 21
(a) n (Round up to the nearest integer)
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