In a class, there are twelve freshmen boys, sixteen freshmen girls, and nine sophomore boys. How many sophomore girls must be present if gender and class are to be independent when a student is selected at random?
In a class, there are twelve freshmen boys, sixteen freshmen girls, and nine sophomore boys. How many sophomore girls must be present if gender and class are to be independent when a student is selected at random?
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.5: Interpreting Data
Problem 1C
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In a class, there are twelve freshmen boys, sixteen freshmen girls, and nine sophomore boys. How many
sophomore girls must be present if gender and class are to be independent when a student is selected
at random?
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