There are 150 books in a professors office you take a

Assignment Help Basic Statistics

Reference no: EM13612183

There are 150 books in a professor's office. You take a random sample of 8 of these books and count the number of pages in them. The data follow: 192 345 97 224 219 304 147 284

a.) Construct a 90% confidence interval for the mean number of pages in the books in this professor's office.

b.) Construct a 90% confidence interval for the total number of pages in all of the professor's books, combined.

c.) What do you need to assume in order to construct the intervals above?

Reference no: EM13612183

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