test2 - 1-.0838= .9738 - .0262 = 0.9476 -1.93 C = .0268...

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Unformatted text preview: 1-.0838= .9738 - .0262 = 0.9476 -1.93 C = .0268 1.65 c = .9505 .9505-.0268= z -2.28 c = .0087 z 2.28 c = .9913 .9913 - .0087 = 0.9826 (78 - 82) / 4 = -1 = zc .1587 U = 1252 O = 129 <1025 (1025 - 1252) / 129 = -1.75968992 = zc .0392 -(1 100 - 1 252) / 129 = -1.17829457 = zc .119 (1 500 - 1 252) / 129 = 1.92248062 = zc .9726 .9726 - .119 = 0.8536 -(1225 - 1252) / 129 = -0.209302326 = zc .4168 1 - .4168 = 0.5832 u = 11 o=5 (14 - 11) / 5 = 0.6 = zc .7257 1 - .7257 = 0.2743 = 27.43% (7 - 11) / 5 = -0.8 = zc .2119 .2119 * 300 = 63.57 1 - .5871 = 0.4129 u = 63.4 o = 2.77 63.4 + (2.33 * 2.77) = 69.8541 63.4 + (-.67 * 2.77) = 61.5441 1.44 = .85 u = 108 o = 37.4 random sample = 17 37.4 / sqrt(17) = 9.07083238 -9.07083238*3+108 9.07083238*3-108 Cs5.4B.docx page 8. u = 2.2 o = .8 x = 70 .8/sqrt(70) = .0956182887 Zc2.3 = (2.3 - 2.2)/ .0956182887 = 1.04582503 Zc 2.5 = (2.5 - 2.2)/ .0956182887 = 3.1374751 .9992-.8531 = .1461 (above is wrong.) N= 10 p = 78 q = 22 .78*.22*10 #18 – cs5.4B.docx page 18 n = .07 q = .93 p = 34 o = sqrt(.07*.93*34) = 1.48774998 u = .07 * 34 = 2.38 (a) 4.6-5.49 = -0.89 25.14 - 23.36 = 1.78 1.645 * (3.7 / sqrt(36)) = 1.01441667 (1 / 2) * (1 - .90) = 0.05 (1 / 2) * (1 - .95) = 0.025 1.96 * (8.8 / sqrt(65)) = 2.1393511 55.8 + 2.1393511 = 57.9393511 1.645 * (55.1 / sqrt(34)) =15.544546 1.96 * (55.1 / sqrt(34)) = 18.5211612 n = 34 u = 629.5 o = 55.10 c = .90 (613.87,645.13) (610.98,648.02) #24 - 6.3-6.4B.docx page 6 #25 6.docx page 13 # 26 – 6.docx page 16 # 27 – 6.docx page 17 1.96 * (55.1 / sqrt(34)) 2184/4153 = 0.525884902 1 - .525884902 = 0.474115098 #29 – 6.3-6.4B.docx page 2 .46 * .54 * ((2.57500 / .02)^2) = 4 117.61813 .5 * .5 * ((2.57500 / .02)^2) = 4117.61813 19 (1-.99)/2 (1 - .99) / 2 = 0.005 (1 + .99) / 2 = 0.995 #33 page 15 of 6.3-6.4B.docx ...
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test2 - 1-.0838= .9738 - .0262 = 0.9476 -1.93 C = .0268...

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