A random sample of $n = 15$ observations is selected from a normal population to test $H _ { 0 } : \mu = 2.89$ against $H _ { \mathrm { a } } : \mu

Question

A random sample of $n = 15$ observations is selected from a normal population to test $H _ { 0 } : \mu = 2.89$ against $H _ { \mathrm { a } } : \mu < 2.89$ at $\alpha = .01$. Specify the rejection region.

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The Answer of A random sample of $n = 15$ observations is selected from a normal population to test $H _ { 0 } : \mu = 2.89$ against $H _ { \mathrm { a } } : \mu < 2.89$ at $\alpha = .01$. Specify the rejection region.

A Random Sample Of n=15n = 15n=15 Observations Is Selected from a Normal Population to Test

A Random Sample Of $n = 15$ Observations Is Selected from a Normal Population to Test