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A sample of 16 students showed that the variance in the number of hours they spend...

A sample of 16 students showed that the variance in the number of hours they spend studying is 25. At 95% confidence, test to see if the variance of the population is significantly different from 30. What is the value of the test statistic?

Select one:

A. 9.5

B. 11.5

C. 12.5

D. 14.5

E. None of the above answers is correct

Math   Statistics-And-Probability   
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TOPIC:Test statistic for the test of the population variance.

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