In Exercises, refer to Table, included with the Chapter Problem. In each case, assume

Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola

Problem 20BSC Chapter 4.5

Elementary Statistics | 12th Edition

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Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola

Elementary Statistics | 12th Edition

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Problem 20BSC

 

In Exercises, refer to Table, included with the Chapter Problem. In each case, assume that 1 of the 1000 test subjects is randomly selected.

False Negative Find the probability of selecting a subject with a negative test result, given that the subject uses drugs. Who would suffer from this type of error?

Table Pre-Employment Drug Screening Results

 

Positive Test Result (Drug Use Is Indicated)

Negative Test Result (Drug Use Is Not Indicated)

Subject Uses Drugs

44 (True Positive)

6 (False Negative)

Subject Is Not a Drug User

90 (False Positive)

860 (True Negative)

Step-by-Step Solution:
Step 1 of 3

Solution  20BSC

=...

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Chapter 4.5, Problem 20BSC is Solved
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Textbook: Elementary Statistics
Edition: 12th
Author: Mario F. Triola
ISBN: 9780321836960

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