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Quiz for an 8 week class Construct a 90 confidence interval for with the sample...

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Quiz for an 8 week class Construct a 90 confidence interval for with the sample statistics for mean cholesterol content of a hamburger from two fast food chains and confidence interval construction formula below Assume the populations are approximately normal with unequal variances x2 67 mg s 2 11 mg n 12 x 84 mg s 3 59 mg n 20 K Stats Confidence interval when variances are not equal x x tc H H X x tc n d f is the smaller of n 1 or n 1 Enter the endpoints of the interval H H Round to the nearest integer as needed This question 1 point s possible n

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