231hw13solutionsF11

231hw13solutionsF11 - For the 95 % confidence interval for...

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Unformatted text preview: For the 95 % confidence interval for , we use the formula, ! s s n r n r sP , sP 2 2 n r,/2 n r,1 /2 We have: sP = .003666 n = 17 r=4 = .05 2 n r,/2 = 2 n r,1 /2 2 13,.025 = 24.7356 = 5.0088 = 2 13,.975 Hence, our interval becomes: s sP , sP 2 n r,/2 r n r s n r r 2 n r,1 /2 ! = .003666 13 , .003666 24.7356 13 5.0088 ! = (0.002658, 0.005906) 1 ...
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231hw13solutionsF11 - For the 95 % confidence interval for...

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