Use the sample information provided to construct the required confidence interval for the difference between the two

Question:

Use the sample information provided to construct the required confidence interval for the difference between the two population means.

(a) a 90% confidence interval

(b) a 95% confidence interval

(d) an 80% confidence interval

(e) a 98% confidence interval

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Business Analytics And Statistics

ISBN: 9780730363330

1st Edition

Authors: Ken Black, John Asafu Adjaye, Paul Burke, Nelson Perera, Carl Sherwood, Saleh A. Wasimi

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Question Posted: Jan 27, 2020 01:04 PM

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Use the sample information provided to construct the required confidence interval for the difference between the two

Question:

Sample 1 Sample 2 X, = s? = 131 n; = 13 X = 105 X2 = 97 = 118 n2 = 16 %3! Sample 1 8 = 131 s; = 950 n, = 102 Sample 2 82 = 149 S = 1050 n2 = 133

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a b 24 170 x 1157 x ...View the full answer

Business Analytics And Statistics

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