The expected mean of a continuous population is 100, and its standard deviation is 12. A sample of 50 measurements gives a sample mean of 96. Using a 0.01 level of significance, a test is to be made to decide between €œthe population mean is 100€ and €œthe population mean is different from 100.€ State or find each of the following:

k. Sketch the standard normal curve and locate z and p-value.

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a. Ho b.Η C. α d. μ (based on H.) h. z★, z-score for! i. p-value j. Decision