If 2 of the 1000 test subjects are randomly selected, find the probability that they both had

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If 2 of the 1000 test subjects are randomly selected, find the probability that they both had false positive results. Is it unlikely to randomly select subjects and get 2 results that are both false positive results?

a. Assume that the 2 selections are made with replacement.
b. Assume that the 2 selections are made without replacement.

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Elementary Statistics

ISBN: 9780321836960

12th Edition

Authors: Mario F. Triola

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Question Posted: May 03, 2015 08:41 AM

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If 2 of the 1000 test subjects are randomly selected, find the probability that they both had

Question:

Table 4-1 Pre-Employment Drug Screening Results Positive Test Result (Drug Use Is Indicated) Negative Test Result (Drug Use is Not Indicated) 6 (False Negative) 860 True Negative) Subject Uses Drugs (True Positive) 90 (False Positive) Subject ls Not a Drug User

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a 90 90 00081Yes it ...View the full answer

Elementary Statistics

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