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Consider a drug testing company that provides a test for marijuana usage. Among 309 tested​ subjects,...

Consider a drug testing company that provides a test for marijuana usage. Among 309 tested​ subjects, results from 27 subjects were wrong​ (either a false positive or a false​ negative). Use a 0.05 significance level to test the claim that less than 10 percent of the test results are wrong.

Identify the test statistic for this hypothesis test.

The test statistic for this hypothesis test is:

​(Round to two decimal places as​ needed.)

Math   Statistics-And-Probability   
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Z hypothesis proportionality test.

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