Question: A random sample of 115 observations produced a sample mean of 32. Find the critical and observed values of z for the following test of

A random sample of 115 observations produced a sample mean of 32. Find the critical and observed values of z for the following test of hypothesis using a = 0.1. The population standard deviation is known to be 7 and the population distribution is normal. Ho: M = 28 versus H1 : M > 28. Round your answers to two decimal places. Zcritical i Zobserved e Textbook and Media Save for Later Attempts: 0 of 5 used Submit

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