Use the t-distribution to find a confidence interval for a difference in means u - H2 given the relevant sample results. Give the best estimate for u - µ2, the margin of error, and the confidence interval. Assume the results come from random samples from populations that are approximately normally distributed. A 99% confidence interval for u - H2 using the sample results I1 82.7, s1 = 9.2, nı = 35 and x2 = 61.6, %3D S2 = 7.5, n2 20 Enter the exact answer for the best estimate and round your answers for the margin of error and the confidence interval to two decimal places. Best estimate = i Margin of error = i Confidence interval : i to i

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Use the t-distribution to find a confidence interval for a difference in means uj - Hz given the relevant sample
results. Give the best estimate for u – H2, the margin of error, and the confidence interval. Assume the results
come from random samples from populations that are approximately normally distributed.
: 9.2, n1
A 99% confidence interval for u – Hz using the sample results x1
7.5, n2
82.7, s1
35 and X2
61.6,
S2 =
20
Enter the exact answer for the best estimate and round your answers for the margin of error and the confidence
interval to two decimal places.
Best estimate = i
Margin of error =
i
Confidence interval :
to
i
Transcribed Image Text:Use the t-distribution to find a confidence interval for a difference in means uj - Hz given the relevant sample results. Give the best estimate for u – H2, the margin of error, and the confidence interval. Assume the results come from random samples from populations that are approximately normally distributed. : 9.2, n1 A 99% confidence interval for u – Hz using the sample results x1 7.5, n2 82.7, s1 35 and X2 61.6, S2 = 20 Enter the exact answer for the best estimate and round your answers for the margin of error and the confidence interval to two decimal places. Best estimate = i Margin of error = i Confidence interval : to i
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