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Use the following results to: Use of Cannabis Among 143 subjects there were 24 false positive results. Among 159 negative results there were 3 false negative results. Create a table for the following drug results: No Yes Totals: (did not use drugs) (Did use drugs) Positive Test Results (false +) 24 (true +) 119 143 (false -) 3 Negative Test Results Totals: (true -) 156 159 302 How many subjects were included in the study? How many subjects did not use drugs? What is the probability that a randomly selected individual did not use drugs? P( Did not use drugs )= Find the probability that a randomly selected individual tested negative or did not use drugs. Let A= tested negative and B = did not use drugs

Use the following results to: Use of Cannabis Among 143 subjects there were 24 false positive results. Among 159 negative results there were 3 false negative results. Create a table for the following drug results: No Yes Totals: (did not use drugs) (Did use drugs) Positive Test Results (false +) 24 (true +) 119 143 (false -) 3 Negative Test Results Totals: (true -) 156 159 302 How many subjects were included in the study? How many subjects did not use drugs? What is the probability that a randomly selected individual did not use drugs? P( Did not use drugs )= Find the probability that a randomly selected individual tested negative or did not use drugs. Let A= tested negative and B = did not use drugs

Algebra and Trigonometry (MindTap Course List)
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter14: Counting And Probability
Section14.1: Counting
Problem 84E
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Use the following results to: Use of Cannabis Among 143 subjects there were 24 false positive results. Among 159 negative results there were 3 false negative results. Create a table for the following drug results: No Yes Totals: (did not use drugs) (Did use drugs) Positive Test Results (false +) 24 (true +) 119 143 (false -) 3 Negative Test Results Totals: (true -) 156 159 302 How many subjects were included in the study? How many subjects did not use drugs? What is the probability that a randomly selected individual did not use drugs? P( Did not use drugs )= Find the probability that a randomly selected individual tested negative or did not use drugs. Let A= tested negative and B = did not use drugs
Transcribed Image Text:Use the following results to: Use of Cannabis Among 143 subjects there were 24 false positive results. Among 159 negative results there were 3 false negative results. Create a table for the following drug results: No Yes Totals: (did not use drugs) (Did use drugs) Positive Test Results (false +) 24 (true +) 119 143 (false -) 3 Negative Test Results Totals: (true -) 156 159 302 How many subjects were included in the study? How many subjects did not use drugs? What is the probability that a randomly selected individual did not use drugs? P( Did not use drugs )= Find the probability that a randomly selected individual tested negative or did not use drugs. Let A= tested negative and B = did not use drugs
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