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The claim is that the IQ scores of statistics professors are normally distributed, with a mean greater than 117. A sample of 11professors had a mean IQ score of 121with a standard deviation of 22...

A test of the null hypothesis H0: μ = μ0 gives test statistic z = −0.46. (Round your answers to four decimal places.)   (a) What is the P-value if the alternative is Ha: μ >...

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