A random sample of 25 observations is selected from a normally distributed population.

A random sample of 25 observations is selected from a normally distributed population. The sample variance is 10. In the 95% confidence interval for the population variance, the upper limit will be 

 A.  17.331 

 B.  19.353 

 C.  6.097 

 D.  17.110 

Solution

A random sample of 25 observations is selected from a normally distributed population.

A random sample of 25 observations is selected from a normally distributed population. The sample variance is 10. In the 95% confidence interval for the population variance, the upper limit will be 

A. 17.331 

B. 17.110 

C. 19.353 

D. 6.097 

Solution