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# In Exercise, use these results from the | Ch 4.4 - 24BSC

ISBN: 9780321836960 18

## Solution for problem 24BSC Chapter 4.4

Elementary Statistics | 12th Edition

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Problem 24BSC

In Exercises 23–26, use these results from the “1PanelTHC” test for marijuana use, which is provided by the company Drug Test Success: Among 143 subjects with positive test results, there are 24 false positive results; among 157 negative results, there are 3 false negative results. (Hint: Construct a table similar to Table 41, which is included with the Chapter Problem.)

Screening for Marijuana Use If 2 of the subjects are randomly selected without replacement, what is the probability that they both had incorrect test results (either false positive or false negative)? Is such an event unlikely?

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Solution  24BSC

=0.0078

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In Exercise, use these results from the | Ch 4.4 - 24BSC