Use the following results from a test for marijuana use, which is provided by a certain drug testing company. Among 146 subjects with postive test results, there are 23 false positive results; among 152 negative resilts, there are 3 falst negative results. If one of the test subjects is randomly selected, find the probability that the subject tested negative or did not use marijuana. Find the probability that a randomly selected subject tested negative or did not use marijuana.

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Use the following results from a test for marijuana use, which is provided by a certain drug testing company. Among 146 subjects with postive test results, there are 23 false positive results; among 152 negative resilts, there are 3 falst negative results. If one of the test subjects is randomly selected, find the probability that the subject tested negative or did not use marijuana.

Find the probability that a randomly selected subject tested negative or did not use marijuana. 

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