A sample of 51 elements is selected to estimate a 95% confidence interval for the variance of the population. The chi-square values to be used for this interval estimation are
A)-1.96 and 1.96
B)32.357 and 71.420
C)34.764 and 67.505
D)12.8786 and 46.9630

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The Answer of A sample of 51 elements is selected to estimate a 95% confidence interval for the variance of the population. The chi-square values to be used for this interval estimation are
A)-1.96 and 1.96
B)32.357 and 71.420
C)34.764 and 67.505
D)12.8786 and 46.9630

A Sample of 51 Elements Is Selected to Estimate a 95