A nurse claims that the variations of the lengths of newborn males is different from the variations of the lengths of newborn females. A sample of 10 newborn males is selected and the standard deviation is 1.9 inches. The standard deviation of a sample of 11 newborn females is 0.9 inch. Testing the nurse's claim at ? = 0.05 which of the following NOT correct?
|a.||The critical value is 3.78.|
|b.||The critical value is 3.02.|
|c.||Reject the null hypothesis.|
|d.||There is enough evidence to support the claim.|
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