Construct a 99% confidence interval for u, - H2 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. Stats X1 = 105 mg, s, = 3.71 mg, n, = 16 X2 = 92 mg, s2 = 2.02 mg, n2 = 12 s? s3 (*1 -*2) - t s3

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Construct a 99% confidence interval for u, - H, 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.
Stats
X1 = 105 mg, s, = 3.71 mg, n, = 16
X2 = 92 mg, s2 = 2.02 mg, n2 = 12
%3D
si s3
Confidence interval when (X1 - X2) - to
variances are not equal
<H1 -H2< (X1 - X2) + to
+
n1
n2
n1
n2
d.f. is the smaller of n1 -1 or n2 - 1
Enter the endpoints of the interval.
|<H1-H2<
(Round to the nearest integer as needed.)
Transcribed Image Text:Construct a 99% confidence interval for u, - H, 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. Stats X1 = 105 mg, s, = 3.71 mg, n, = 16 X2 = 92 mg, s2 = 2.02 mg, n2 = 12 %3D si s3 Confidence interval when (X1 - X2) - to variances are not equal <H1 -H2< (X1 - X2) + to + n1 n2 n1 n2 d.f. is the smaller of n1 -1 or n2 - 1 Enter the endpoints of the interval. |<H1-H2< (Round to the nearest integer as needed.)
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