A random sample of $n$ observations, selected from a normal population, is used to test the null hypothesis $H _ { 0 } : \sigma ^ { 2 } = 155$. Specify the appropriate rejection region.
$H _ { \mathrm { a } } : \sigma ^ { 2 }

Question

A random sample of $n$ observations, selected from a normal population, is used to test the null hypothesis $H _ { 0 } : \sigma ^ { 2 } = 155$. Specify the appropriate rejection region.
$H _ { \mathrm { a } } : \sigma ^ { 2 } < 155 , n = 14 , \alpha = .01$

A) $\chi ^ { 2 } < 4.10691$
B) $\chi ^ { 2 } < 4.66043$
C) $\chi ^ { 2 } < 29.1413$
D) $\chi ^ { 2 } < 27.6883$

Quizplus · Accepted Answer

The Answer is A

A Random Sample Of nnn Observations, Selected from a Normal Population, Is Used to Test

A Random Sample Of $n$ Observations, Selected from a Normal Population, Is Used to Test