Use the following results from a test for marijuana use, which is provided by a certain drug testing company. Among 148 subjects with positive test results, there are 28 false positive results; among 158 negative results, there are 3 false negative results. If one of the test subjects is randomly selected, find the probability that the subject tested negative or did not use marijuana. (Hint: Construct a table.)

Chemistry: The Molecular Science
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ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
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Chapter16: Thermodynamics: Directionality Of Chemical Reactions
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Use the following results from a test for marijuana use, which is provided by a certain drug testing company. Among
vided by a ce
148 subjects with positive test results, there are 28 false positive results; among 158 negative results, there are 3
false negative results. If one of the test subjects is randomly selected, find the probability that the subject tested
negative or did not use marijuana. (Hint: Construct a table.)
The probability that a randomly selected subject tested negative or did not use marijuana is
(Do not round until the final answer. Then round to three decimal places as needed.)
Transcribed Image Text:i need help Use the following results from a test for marijuana use, which is provided by a certain drug testing company. Among vided by a ce 148 subjects with positive test results, there are 28 false positive results; among 158 negative results, there are 3 false negative results. If one of the test subjects is randomly selected, find the probability that the subject tested negative or did not use marijuana. (Hint: Construct a table.) The probability that a randomly selected subject tested negative or did not use marijuana is (Do not round until the final answer. Then round to three decimal places as needed.)
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