Question

Given two independent random samples with the following results: n1=13x‾1=102s1=23n1=13x‾1=102s1=23   n2=7x‾2=117s2=32n2=7x‾2=117s2=32 Use this data to find...

Given two independent random samples with the following results:

n1=13x‾1=102s1=23n1=13x‾1=102s1=23   n2=7x‾2=117s2=32n2=7x‾2=117s2=32

Use this data to find the 99%99% confidence interval for the true difference between the population means. Assume that the population variances are not equal and that the two populations are normally distributed.

Step 2 of 3 :  

Find the margin of error to be used in constructing the confidence interval. Round your answer to six decimal places.

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Answer #1

Confidence interval :-



DF = 9


Lower Limit =
Lower Limit = -59.4382
Upper Limit =
Upper Limit = 29.4382
99% Confidence interval is ( -59.4382 , 29.4382 )


Margin of Error =

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Given two independent random samples with the following results: n1=13x‾1=102s1=23n1=13x‾1=102s1=23   n2=7x‾2=117s2=32n2=7x‾2=117s2=32 Use this data to find...
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