1. Math
2. Statistics And Probability
3. a researcher wishes to estimate the percentage of adults who...

# Question: a researcher wishes to estimate the percentage of adults who...

###### Question details

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

5

percentage points with

95​%

confidence if​(a) he uses a previous estimate of

32​%?

​(b) he does not use any prior​ estimates?

​(a)

nequals=nothing

​(Round up to the nearest​ integer.)​(b)

nequals=nothing

​(Round up to the nearest​ integer.)