Question
A professor is interested in the average length of books in her library. She has divided her books into a few different categories: 235 books
A professor is interested in the average length of books in her library. She has divided her books into a few different categories: 235
books on mathematics, 290
books on sports, and 166
books on interior design. Rather than examining all the books, she plans to use a stratified sample of 50
books. How many of the sports books should she choose? Enter a whole number.
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Algebra and Trigonometry
Authors: Ron Larson
10th edition
9781337514255, 1337271179, 133751425X, 978-1337271172
