Exam 2 A - STA 3024 Introduction to Statistics 2 Exam 2...

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Unformatted text preview: STA 3024 Introduction to Statistics 2 Exam 2 Form A We, the members of the University of Florida community, pledge to hold ourselves and our peers to the highest standards of honesty and integrity. Name UFID# Signature Some formulas which you might find useful are Expected cell count = (Row total)(Column total) Total sample size χ 2 = X all cells (Observed count- Expected count) 2 Expected count df = ( r- 1)( c- 1) One-Way ANOVA SS Tot = g X i =1 n i X j =1 ( Y ij- ¯ Y •• ) 2 SS G = g X i =1 n i ( ¯ Y i •- ¯ Y •• ) 2 SS E = g X i =1 n i X j =1 ( Y ij- ¯ Y i • ) 2 df Tot = N- 1 df G = g- 1 df E = N- g CI for μ k- μ l : ( ¯ Y k •- ¯ Y l • ) ± ( t-score) s MS E 1 n k + 1 n l Two-Way ANOVA df Tot = N- 1 df A = a- 1 df B = b- 1 df AB = ( a- 1)( b- 1) df E = N- ab Chi-Squared Table Right-Tail Probability df 0.250 0.100 0.050 0.025 0.010 0.005 0.001 1 1.32 2.71 3.84 5.02 6.63 7.88 10.83 2 2.77 4.61 5.99 7.38 9.21 10.60 13.82 3 4.11 6.25 7.81 9.35 11.34 12.84 16.27 4 5.39 7.78 9.49 11.14 13.28 14.86 18.47 5 6.63 9.24 11.07 12.83 15.09 16.75 20.52 6 7.84 10.64 12.59 14.45 16.81 18.55 22.46 7 9.04 12.02 14.07 16.01 18.48 20.28 24.32 8 10.22 13.36 15.51 17.53 20.09 21.95 26.12 9 11.39 14.68 16.92 19.02 21.67 23.59 27.88 10 12.55 15.99 18.31 20.48 23.21 25.19 29.59 11 13.70 17.28 19.68 21.92 24.72 26.76 31.26 12 14.85 18.55 21.03 23.34 26.22 28.30 32.91 13 15.98 19.81 22.36 24.74 27.69 29.82 34.53 14 17.12 21.06 23.68 26.12 29.14 31.32 36.12 15 18.25 22.31 25.00 27.49 30.58 32.80 37.70 16 19.37 23.54 26.30 28.85 32.00 34.27 39.25 17 20.49 24.77 27.59 30.19 33.41 35.72 40.79 18 21.60 25.99 28.87 31.53 34.81 37.16 42.31 19 22.72 27.20 30.14 32.85 36.19 38.58 43.82 20 23.83 28.41 31.41 34.17 37.57 40.00 45.31 25 29.34 34.38 37.65 40.65 44.31 46.93 52.62 30 34.80 40.26 43.77 46.98 50.89 53.67 59.70 40 45.62 51.81 55.76 59.34 63.69 66.77 73.40 50 56.33 63.17 67.50 71.42 76.15 79.49 86.66 60 66.98 74.40 79.08 83.30 88.38 91.95 99.61 70 77.58 85.53 90.53 95.02 100.43 104.21 112.32 80 88.13 96.58 101.88 106.63 112.33 116.32 124.84 90 98.65 107.57 113.15 118.14 124.12 128.30 137.21 100 109.14 118.50 124.34 129.56 135.81 140.17 149.45 F Distribution Table Right-Tail Probability = 0.05 df 1 → df 2 ↓ 1 2 3 4 5 6 8 12 24 ∞ 1 161.45 199.50 215.71 224.58 230.16 233.99 238.88 243.91 249.05 254.31 2 18.51 19.00 19.16 19.25 19.30 19.33 19.37 19.41 19.45 19.50 3 10.13 9.55 9.28 9.12 9.01 8.94 8.85 8.74 8.64 8.53 4 7.71 6.94 6.59 6.39 6.26 6.16 6.04 5.91 5.77 5.63 5 6.61 5.79 5.41 5.19 5.05 4.95 4.82 4.68 4.53 4.37 6 5.99 5.14 4.76 4.53 4.39 4.28 4.15 4.00 3.84 3.67 7 5.59 4.74 4.35 4.12 3.97 3.87 3.73 3.57 3.41 3.23 8 5.32 4.46 4.07 3.84 3.69 3.58 3.44 3.28 3.12 2.93 9 5.12 4.26 3.86 3.63 3.48 3.37 3.23 3.07 2.90 2.71 10 4.96 4.10 3.71 3.48 3.33 3.22 3.07 2.91 2.74 2.54 11 4.84 3.98 3.59 3.36 3.20 3.09 2.95 2.79 2.61 2.40 12 4.75 3.89 3.49 3.26 3.11 3.00 2.85 2.69 2.51 2.30 13 4.67 3.81 3.41 3.18 3.03 2.92 2.77 2.60 2.42 2.21 14 4.60 3.74 3.34 3.113....
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This note was uploaded on 12/15/2011 for the course STA 3024 taught by Professor Ta during the Spring '08 term at University of Florida.

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Exam 2 A - STA 3024 Introduction to Statistics 2 Exam 2...

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