Question

A survey showed that 4.8 percent of the 250 Americans surveyed had suffered some kind of identity theft in the past 12 months.
(a) Construct a 99 percent confidence interval for the true proportion of Americans who had suffered identity theft in the past 12 months.
(b) May normality of p be assumed? Explain.


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  • CreatedAugust 19, 2015
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