URGENTT
A simple random sample of
150 San Antonio area policemen found that the average time...
Mathematics, 02.06.2021 20:00, bbostter1131
URGENTT
A simple random sample of
150 San Antonio area policemen found that the average time these police officers had worked for the police department was 16
years with a standard deviation of 5 years. Ten years ago the average amount of time policemen stayed on the job was 15 years.
What is the test statistic And P value that the researchers will use for this significance test?
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