In an article about investment alternatives, Money magazine reported that drug stocks provide a potential for long- term growth, with over 50% of the adult population of the United States taking prescription drugs on a regular basis. For adults age 65 and older, 84% take prescription drugs regularly. For adults age 18 to 64, 47% take prescription drugs regularly. The age 18-64 age group accounts for 81% of the adult population. Given an adult takes prescription drugs regularly, what is the probability that the adult is 65 or older?

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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In an article about investment alternatives, Money magazine reported that drug stocks provide a potential for long- term growth, with over 50% of the adult population of the United States taking prescription drugs on a regular basis. For adults age 65 and older, 84% take prescription drugs regularly. For adults age 18 to 64, 47% take prescription drugs regularly. The age 18-64 age group accounts for 81% of the adult population. Given an adult takes prescription drugs regularly, what is the probability that the adult is 65 or older? 

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