Friday 22 June 2012

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 

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