Textbook ExpertVerified Tutor
10 Nov 2021
Given information
From the previous task, it is known that the 92% interval for the population proportion for a sample size of n=80 is (0.721, 0.879).
Step-by-step explanation
Step 1.
The formula for the margin of error is:
It is seen from the above equation that the margin of error is inversely proportional to the square root of the sample size, all other things remaining constant.
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