Question

Which type of statistic (descriptive, inferential) is each of the following?
a. Estimating the default rate on all U.S. mortgages from a random sample of 500 loans.
b. Reporting the percent of students in your statistics class who use Verizon.
c. Using a sample of 50 iPhones to predict the average battery life in typical usage.


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  • CreatedAugust 19, 2015
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