Posted: November 9th, 2016

A sample of 100 elements selected from this population produced a mean of 134 and a standard deviation of 27.5.

In a test of hypothesis, the null hypothesis is that the population mean is equal to 140 and the alternative hypothesis is that the population mean is less than 140. A sample of 100 elements selected from this population produced a mean of 134 and a standard deviation of 27.5. What is the approximate p-value for this test? Select one: a. .0146b. .0073c. .0292d. .0584