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6) Consider a drug testing company that provides a test for marijuana usage. Among 302 tested subjects, results from 27 subjects were wrong (either a
6) Consider a drug testing company that provides a test for marijuana usage. Among
302 tested subjects, results from 27 subjects were wrong (either a false positive or a false negative). Use a 0.10 significance level to test the claim that less than 10 percent of the test results are wrong.
The null and alternative hypotheses for this test are
H0: p = 0.1
H1: p < 0.1
The test statistic for this hypothesis test is:
The P-value for this hypothesis test is=
What is the conclusion about the null hypothesis?
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