Question

Consider the null hypothesis H0: µ = 5. A random sample of 140 observations is taken from a population with σ = 17. Using α = .05, show the rejection and non-rejection regions on the sampling distribution curve of the sample mean and find the critical value(s) of z for the following.
a. A right-tailed test
b. A left-tailed test
c. A two-tailed test


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  • CreatedAugust 25, 2015
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