Question: The width of a confidence interval estimate for a proportion will be __________. a) narrower for 99% confidence than for 95% confidence b) narrower when

The width of a confidence interval estimate for a proportion will be __________.

a) narrower for 99% confidence than for 95% confidence

b) narrower when the sample proportion is 0.50 than when the sample

proportion is 0.20

c) wider for a sample size of 100 than for a sample size of 50

d) narrower for 90% confidence than for 95% confidence

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