HW #1 - # of Policies (F) (M) (F*M) (M - XBAR) (M-XBAR)^2...

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2.38 A) Returns Returns (ascending) Class Interval Frequency 380 133 (f) 240 187 133-196 3 133 194 196-259 9 199 199 259-322 7 368 203 322-385 4 245 203 385-448 1 296 215 448-511 1 280 240 246 245 312 246 215 247 194 256 308 280 323 296 509 303 308 307 256 308 329 308 247 312 307 323 203 329 395 368 303 380 187 395 203 509 133-196 196-259 259-322 322-385 385-448 448-511 0 1 2 3 4 5 6 7 8 9 10 ram of Percetange returns for the 25 largest U.S. Common Stock Mutual Funds for a Particu Percentage Returns Frequency
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2.65 A) Soft Drink Brand Frequency Brand A 30 Brand B 50 Brand C 46 Brand D 100 Brand E 14 13% 21% 19% 42% 6% Favorite Soft Drink
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3.9 Rates Rates (ascending) 21 21 22 22 Mean = 28.28 29 22 Median = 28.5 34 22 Mode = 28 22 22 23 23 31 23 27 24 27 25 22 26 33 27 29 27 36 27 28 27 28 28 30 28 22 28 36 28 27 28 34 28 29 29 33 29 29 29 23 29 29 29 26 30 30 30 28 30 31 30 28 30 31 31 30 31 30 31 24 31 30 33 31 33 28 34 27 34 28 36 25 36 28.28
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3.24 Rates X-SQD 21 441 22 484 29 841 34 1156 22 484 23 529 31 961 27 729 27 729 22 484 33 1089 29 841 36 1296 28 784 28 784 30 900 22 484 36 1296 27 729 34 1156 29 841 33 1089 29 841 23 529 29 841 26 676 30 900 28 784 31 961 28 784 31 961 30 900 30 900 24 576 30 900 31 961 28 784 27 729 28 784 25 625 Total 28.28 32563 VAR(X) = 14.97 Std Dev.(X) = 3.87
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3.30 # of Claims
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Unformatted text preview: # of Policies (F) (M) (F*M) (M - XBAR) (M-XBAR)^2 F(M-XBAR)^2 21 0.5 10.5-1.4 1.96 41.16 1 13 1.5 19.5-0.4 0.16 2.08 2 5 2.5 12.5 0.6 0.36 1.8 3 4 3.5 14 1.6 2.56 10.24 4 2 4.5 9 2.6 6.76 13.52 5 3 5.5 16.5 3.6 12.96 38.88 6 2 6.5 13 4.6 21.16 42.32 Sums 50 95 150 Sample Mean = 1.9 Variance = 3.06 Std. Dev. = 1.75 3.32 Forecast ($ per share) # of Analysis (F) (M) (F*M) (M - XBAR) (M-XBAR)^2 F(M-XBAR)^2 9.95 < 10.45 2 10.2 20.4-0.83 0.68 1.36 10.45 < 10.95 8 10.7 85.6-0.33 0.11 0.84 10.95 < 11.45 6 11.2 67.2 0.18 0.03 0.18 11.45 < 11.95 3 11.7 35.1 0.68 0.46 1.37 11.95 < 12.45 1 12.2 12.2 1.18 1.38 1.38 Sum of (F) = 20 Sum of (F*M) = 220.5 Sum of F(M-XBAR)^2) = 5.14 Sample Mean = 11.03 VAR(X) = 0.27 Std. Dev (X) = 0.52...
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HW #1 - # of Policies (F) (M) (F*M) (M - XBAR) (M-XBAR)^2...

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