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Mathematics, 15.01.2020 09:31 sierra6816

Nga, kai, and jason volunteer in the school library. they want to find the average number of pages of a library book. it would be unreasonable to calculate the number of pages in every book to find the average. they decide they need to find a valid sample.

inga suggests choosing 100 books from the history section to get a sample.

kai suggests randomly selecting 100 books from the library’s entire catalog.

jason suggests using 100 books from the teen fiction section to get a sample.

who suggested the best way to produce a random sample that is not biased?

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