Mathematics, 12.08.2020 05:01, olsen6932

A random sample of 10 single mothers was drawn from a Obstetrics Clinic. Their ages are as follows: 22172720231924181924 We want to determine at the 5% significance level that the population mean is not equal to 20. What is the rejection region?

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A random sample of 10 single mothers was drawn from a Obstetrics Clinic. Their ages are as follows:...