(Solved): The graph to the right portrays the decision criterion for a hypothesis test for a population mean ...

The graph to the right portrays the decision criterion for a hypothesis test for a population mean \( \mu \). The null hypothesis for the test is \( \mathrm{H}_{0}: \mu=\mu_{0} \). The curve in the graph is the normal curve for the test statistic under the assumption that the null hypothesis is true. Complete parts (a) through ( \( \mathrm{f}) \) below. a. Determine the rejection region. A. \( z>1.645 \) B. \( z \leq-1.645 \) or \( z \geq 1.645 \) C. \( z<1.645 \) D. \( z \geq 1.645 \) b. Determine the nonrejection region. A. \( -1.645 \leq z \leq 1.645 \) B. \( -1.645