The Pew Forum on Religion and Public Life reported onDec. 9, 2009, that in a survey of
Chapter 7, Problem 23(choose chapter or problem)
The Pew Forum on Religion and Public Life reported onDec. 9, 2009, that in a survey of 2003 American adults, 25%said they believed in astrology.a. Calculate and interpret a confidence interval at the 99%confidence level for the proportion of all adultAmericans who believe in astrology.b. What sample size would be required for the width of a99% CI to be at most .05 irrespective of the value of ?
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