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practice test 1 - 22.65 1.91 3.64 13.21-7.53 56.72 34.05...

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lower upper midpoint ximales fi relative frequency xifi 16 25 10 22.4 0.29 224 26 35 20 17.3 0.23 346 36 45 30 15.9 0.21 477 46 55 40 8.2 0.11 328 55 50 12.5 0.16 625 76.3 2000 av= 26.21 lower upper midpoint females 16 25 10 22.4 26 35 20 17.3 36 45 30 15.9 46 55 40 8.2 55 50 12.5 76.3 15.26 xi males xifi xi-mean^2 5 9 45 1581.87 14236.83 15 6 90 886.42 5318.49 25 15 375 390.96 5864.41 35 20 700 95.51 1910.12 45 25 1125 0.05 1.29 55 25 1375 104.6 2614.93 65 20 1300 409.14 8182.85 75 12 900 913.69 10964.26 132 5910 49093.18 44.77 7013.31 83.75 6.72 -14.02 196.59 26.48 5.74 32.94
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Unformatted text preview: 22.65 1.91 3.64 13.21-7.53 56.72 34.05 13.31 177.13 32.16 11.42 130.39 5.89-14.85 220.55 36.15 15.41 237.44 22.5 1.76 3.09 7.6-13.14 172.69 total 207.41 1231.18 20.74 136.8 11.7 30 37 39 43 48 50 50 59 61 70 mean xi-mean^2 g*f1 25.5 240.4 5385.02 25.5 30.3 524.26 25.5 20.21 321.27 25.5 210.11 1722.88 25.5 600.01 7500.11 15453.54 192.69...
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