Question

Suppose that the target response rate was 4% when the current mailing was sent to the 20,000 people in the donations database on the companion site.
a. Find the actual response rate represented by the 989 donations received in response to this mailing to 20,000 people.
b. How does the actual response rate compare to the target? Give a statement that includes information about statistical significance (or lack of significance).


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  • CreatedNovember 11, 2015
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