Statistics - 70 32.1255 = 102.1255 n = 12 d.f = 11 u = x = 911.16667 s = o = 302.9968 1427 1225 983 696 725 838 729 744 550 628 1441 948

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1.96 * (2.7 / sqrt(64)) = 0.6615
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Remember the parenthesis. .5 * (1 - .98) = 0.01 2.33 2.33*(8/sqrt(80)) = 2.08401536 15.6 - 2.08401536 = 13.5159846 15.6 + 2.08401536 = 17.6840154
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((2.33 * 8.2) / 2)^2 = 91.259809
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Answer:
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o = 1.9 n = 15 x = 128 / 15 = 8.53333333 1.64500 * (1.9 / sqrt(15)) = 0.80700063 8.53 - .80700063 = 7.72299937 8.53 + .80700063 = 9.33700063
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((1.645*.25)/.125)^2 ((%%*σ)/E)^2
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n = 4 x = 70 o = 11 5.841 5.84100 * (11 / sqrt(4)) = 32.1255 70 - 32.1255 = 37.8745
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Unformatted text preview: 70 + 32.1255 = 102.1255 n = 12 d.f = 11 u = x = 911.16667 s = o = 302.9968 1427, 1225, 983, 696, 725, 838, 729, 744, 550, 628, 1441, 948 2.575(302.9968/sqrt(12)) 3.106 * (302.9968 / sqrt(12)) = 271.674496 911.16667 - 271.674496 = 639.492174 911.16667 + 271.674496 = 1 182.84117 (639.5,1182.8) 1.64 * (.08 / sqrt(64)) 1.64 * (.08 / sqrt(64)) = 0.0164 2.08 - .0164 = 2.0636 2.08 + .0164 = 2.0964 (2.06,2.1)...
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This note was uploaded on 12/30/2009 for the course MATH 1410 taught by Professor Vergo during the Spring '09 term at Metropolitan Community College- Omaha.

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Statistics - 70 32.1255 = 102.1255 n = 12 d.f = 11 u = x = 911.16667 s = o = 302.9968 1427 1225 983 696 725 838 729 744 550 628 1441 948

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