On one large campus, 18% of students surveyed said that they spend less than an hour a night studying. If three students are picked at random, what's the probability that all three spend less than an hour a night studying? What's the probability that two of the three do?
On one large campus, 18% of students surveyed said that they spend less than an hour a night studying. If three students are picked at random, what's the probability that all three spend less than an hour a night studying? What's the probability that two of the three do?
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.8: Probabilities Of Disjoint And Overlapping Events
Problem 2C
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