plot of residual by daysvg 65

08:48 Wednesday, November 12, 2003

Obs sn math secstudy intel daysvg sqrtsec

1 1 31.3728 119860.93 99.019 36.7998 346.209

2 2 51.2560 426235.53 99.532 23.8572 652.867

3 3 58.9829 181909.66 137.807 32.5196 426.509

4 4 44.1437 182319.04 143.949 38.8302 426.988

5 5 60.3200 297819.71 134.687 27.7973 545.729

6 6 67.6892 209471.83 216.326 31.2053 457.681

7 7 56.1976 352182.04 158.599 27.6026 593.449

8 8 48.5387 258216.32 145.604 29.2580 508.150

9 9 43.5020 141525.25 132.584 29.4970 376.198

10 10 63.0087 224681.48 165.303 34.6825 474.006

11 11 46.7599 255061.89 127.614 32.7455 505.037

12 12 50.1886 125813.16 174.027 31.7117 354.702

13 13 46.5480 108482.49 120.948 39.3597 329.367

14 14 43.8496 274455.55 138.906 21.9061 523.885

15 15 48.9243 63037.30 143.968 39.0890 251.072

16 16 31.2233 64514.91 90.316 37.1272 253.998

17 17 56.8246 208077.76 158.852 43.5994 456.155

18 18 54.4828 67685.40 139.540 39.8162 260.164

19 19 51.1204 208067.54 171.040 22.2773 456.144

20 20 43.5001 297586.49 124.684 19.8548 545.515

21 21 51.2059 186446.45 164.183 27.8861 431.794

22 22 41.3955 109273.06 152.345 38.4363 330.565

23 23 55.5655 128020.76 155.805 33.0827 357.800

24 24 50.3103 214953.68 139.720 37.0244 463.631

25 25 36.5377 203996.93 104.828 25.3899 451.660

26 26 46.7382 162220.61 135.641 36.9091 402.766

27 27 62.7165 342446.54 196.609 29.2071 585.189

28 28 59.5373 268583.83 168.936 31.8824 518.251

29 29 49.1433 199846.70 165.178 31.5203 447.042

30 30 36.6709 224011.84 102.013 22.8468 473.299

31 31 49.2032 110523.32 154.345 31.4323 332.450

32 32 57.2937 138484.95 182.546 31.8125 372.136

33 33 55.8554 216281.59 128.608 33.8932 465.061

34 34 50.8766 167266.94 193.601 33.8390 408.983

Obs logsec nrsec intel2 intel3

1 11.6941 -.000008343 9804.68 970845.53

2 12.9627 -.000002346 9906.53 986012.56

3 12.1113 -.000005497 18990.70 2617046.62

4 12.1135 -.000005485 20721.32 2982814.53

5 12.6042 -.000003358 18140.61 2443305.71

6 12.2523 -.000004774 46796.74 10123328.61

7 12.7719 -.000002839 25153.62 3989336.82

8 12.4616 -.000003873 21200.42 3086858.93

9 11.8602 -.000007066 17578.58 2330642.71

10 12.3224 -.000004451 27324.96 4516888.86

11 12.4493 -.000003921 16285.45 2078259.32

12 11.7426 -.000007948 30285.39 5270475.53

13 11.5943 -.000009218 14628.53 1769298.33

14 12.5225 -.000003644 19294.99 2680198.45

15 11.0515 -.000015864 20726.67 2983968.91

16 11.0747 -.000015500 8156.99 736706.62

17 12.2457 -.000004806 25233.85 4008439.50

18 11.1226 -.000014774 19471.30 2717017.43

19 12.2456 -.000004806 29254.76 5003741.10

20 12.6035 -.000003360 15546.15 1938358.58

21 12.1359 -.000005363 26956.13 4425744.15

22 11.6016 -.000009151 23209.11 3535800.49

23 11.7599 -.000007811 24275.26 3782211.93

24 12.2782 -.000004652 19521.66 2727565.87

25 12.2259 -.000004902 10988.96 1151953.27

26 11.9967 -.000006164 18398.55 2495602.34

27 12.7439 -.000002920 38655.18 7599965.64

28 12.5009 -.000003723 28539.21 4821286.95

29 12.2053 -.000005004 27283.80 4506685.88

30 12.3195 -.000004464 10406.71 1061623.10

31 11.6130 -.000009048 23822.45 3676880.56

32 11.8385 -.000007221 33323.18 6083026.79

33 12.2843 -.000004624 16539.99 2127173.51

34 12.0273 -.000005978 37481.42 7256448.44

plot of residual by daysvg 66

08:48 Wednesday, November 12, 2003

Obs sn math secstudy intel daysvg sqrtsec

35 35 75.8187 448970.46 203.878 29.9262 670.053

36 36 57.7155 207733.31 169.637 32.4411 455.778

37 37 73.0042 174392.14 234.553 36.3512 417.603

38 38 60.0666 291892.18 212.608 23.0454 540.270

39 39 59.2730 327410.26 182.317 28.2142 572.198

40 40 35.9424 197567.81 117.955 26.8356 444.486

41 41 46.3859 235859.01 152.355 32.8214 485.653

42 42 53.6517 301941.59 186.580 26.4513 549.492

43 43 48.1026 71725.34 148.136 32.6789 267.816

44 44 46.8750 260166.79 135.500 30.9288 510.065

45 45 56.2226 102726.30 175.800 35.4390 320.509

46 46 37.3587 197774.93 141.429 19.8681 444.719

47 47 36.4692 118285.85 126.291 29.8885 343.927

48 48 47.7956 98317.67 143.298 32.2921 313.556

49 49 49.3987 331730.05 181.211 25.0785 575.960

50 50 54.5014 250102.17 177.769 19.9002 500.102

51 51 68.1861 206190.42 195.250 35.9524 454.082

52 52 54.8961 159458.91 129.498 33.0306 399.323

53 53 38.3968 204755.01 103.470 28.0970 452.499

54 54 39.9499 302799.69 108.431 31.4411 550.272

55 55 28.5308 180968.93 91.127 31.0972 425.404

56 56 44.7129 251891.18 131.672 31.7215 501.888

57 57 65.2181 331820.86 179.360 26.9205 576.039

58 58 44.1935 157304.29 142.792 24.7994 396.616

59 59 61.2333 124065.20 207.761 31.7531 352.229

60 60 44.1400 284776.84 149.966 28.1561 533.645

61 61 52.1880 152031.70 157.840 31.9605 389.912

62 62 47.7885 72014.60 178.416 35.6625 268.355

63 63 39.5422 233304.11 106.159 26.0470 483.016

64 64 46.4276 348271.80 159.786 18.7575 590.146

65 65 56.6499 227058.47 158.794 24.6593 476.507

66 66 52.2805 299635.94 168.262 23.2885 547.390

67 67 43.9363 215973.83 161.718 29.8968 464.730

68 68 51.3393 173581.88 113.634 25.3854 416.632

Obs logsec nrsec intel2 intel3

35 13.0147 -.000002227 41566.08 8474394.49

36 12.2440 -.000004814 28776.63 4881575.07

37 12.0691 -.000005734 55014.89 12903881.35

38 12.5841 -.000003426 45202.28 9610379.82

39 12.6990 -.000003054 33239.48 6060121.49

40 12.1938 -.000005062 13913.38 1641153.18

41 12.3710 -.000004240 23211.94 3536446.19

42 12.6180 -.000003312 34811.98 6495207.31

43 11.1806 -.000013942 21944.15 3250709.48

44 12.4691 -.000003844 18360.28 2487820.61

45 11.5398 -.000009735 30905.49 5433172.85

46 12.1949 -.000005056 20002.25 2828905.28

47 11.6809 -.000008454 15949.52 2014287.92

48 11.4960 -.000010171 20534.41 2942547.09

49 12.7121 -.000003014 32837.54 5950535.01

50 12.4296 -.000003998 31601.91 5617848.00

51 12.2366 -.000004850 38122.53 7443422.27

52 11.9795 -.000006271 16769.84 2171668.15

53 12.2296 -.000004884 10706.10 1107763.63

54 12.6208 -.000003303 11757.21 1274842.49

55 12.1061 -.000005526 8304.07 756722.36

56 12.4368 -.000003970 17337.39 2282840.36

57 12.7124 -.000003014 32169.92 5769987.79

58 11.9659 -.000006357 20389.44 2911441.53

59 11.7286 -.000008060 43164.54 8967899.02

60 12.5595 -.000003512 22489.69 3372680.56

61 11.9318 -.000006578 24913.44 3932335.01

62 11.1846 -.000013886 31832.14 5679352.85

63 12.3601 -.000004286 11269.78 1196391.52

64 12.7607 -.000002871 25531.68 4079614.33

65 12.3330 -.000004404 25215.59 4004088.35

66 12.6103 -.000003337 28312.16 4763864.94

67 12.2829 -.000004630 26152.85 4229398.73

68 12.0644 -.000005761 12912.69 1467321.11

plot of residual by daysvg 67

08:48 Wednesday, November 12, 2003

Obs sn math secstudy intel daysvg sqrtsec

69 69 61.2678 273909.56 167.957 41.3625 523.364

70 70 50.2192 248045.52 140.170 30.5627 498.042

71 71 44.3441 213560.61 125.297 37.1910 462.126

72 72 48.9166 84041.73 159.612 39.8895 289.900

73 73 65.6251 269846.16 179.158 30.9507 519.467

74 74 53.2812 220515.19 120.029 31.2339 469.590

75 75 56.0941 289702.12 182.687 37.1390 538.240

76 76 55.3824 673383.12 139.646 18.8148 820.599

77 77 49.4853 112834.52 129.784 36.0447 335.909

78 78 34.3645 261190.45 117.750 27.1542 511.068

79 79 36.6149 333640.86 127.702 25.3457 577.617

80 80 48.7587 130302.60 142.086 31.2547 360.975

81 81 51.9457 142699.05 163.522 33.6188 377.755

82 82 46.7664 429177.22 119.137 25.7254 655.116

83 83 61.4413 169554.64 153.339 38.0296 411.770

84 84 44.7910 205759.77 159.148 22.6342 453.608

85 85 43.1658 194557.25 143.932 27.3014 441.086

86 86 27.2675 144430.49 47.351 33.3198 380.040

87 87 58.5295 364444.58 174.132 31.0117 603.692

88 88 52.6243 279710.05 199.381 23.8887 528.876

89 89 61.3286 280492.34 202.677 32.4282 529.615

90 90 48.1874 176606.16 146.450 37.3821 420.245

91 91 41.7683 189554.65 121.821 31.2713 435.379

92 92 49.7732 208434.14 135.820 29.3043 456.546

93 93 30.0760 142925.01 137.660 36.1956 378.054

94 94 53.5480 98158.66 154.411 45.4540 313.303

95 95 36.8709 104217.19 146.591 30.6189 322.827

96 96 52.4308 191178.89 159.146 31.2457 437.240

97 97 48.7317 243992.56 173.703 28.3199 493.956

98 98 45.4469 261781.17 127.127 26.7853 511.646

99 99 77.0178 401018.49 229.954 22.6279 633.260

100 100 59.7455 358489.16 178.447 30.1714 598.740

Obs logsec nrsec intel2 intel3

69 12.5206 -.000003651 28209.54 4737989.07

70 12.4214 -.000004032 19647.57 2753996.68

71 12.2717 -.000004683 15699.23 1967060.19

72 11.3391 -.000011899 25476.02 4066280.90

73 12.5056 -.000003706 32097.41 5750492.40

74 12.3037 -.000004535 14406.88 1729239.39

75 12.5766 -.000003452 33374.55 6097098.63

76 13.4201 -.000001485 19501.02 2723239.55

77 11.6337 -.000008863 16843.90 2186069.11

78 12.4730 -.000003829 13865.02 1632603.45

79 12.7178 -.000002997 16307.84 2082545.39

80 11.7776 -.000007674 20188.40 2868486.99

81 11.8685 -.000007008 26739.39 4372475.06

82 12.9696 -.000002330 14193.58 1690977.73

83 12.0409 -.000005898 23512.89 3605446.17

84 12.2345 -.000004860 25328.10 4030917.49

85 12.1785 -.000005140 20716.52 2981778.24

86 11.8806 -.000006924 2242.10 106165.02

87 12.8061 -.000002744 30321.90 5280008.89

88 12.5415 -.000003575 39752.88 7925979.77

89 12.5443 -.000003565 41077.92 8325543.54

90 12.0817 -.000005662 21447.63 3141008.50

91 12.1524 -.000005276 14840.38 1807870.91

92 12.2474 -.000004798 18447.11 2505488.64

93 11.8701 -.000006997 18950.29 2608697.90

94 11.4943 -.000010188 23842.78 3681590.21

95 11.5542 -.000009595 21488.97 3150092.77

96 12.1610 -.000005231 25327.54 4030783.71

97 12.4049 -.000004098 30172.56 5241049.22

98 12.4753 -.000003820 16161.22 2054523.78

99 12.9018 -.000002494 52878.94 12159734.49

100 12.7897 -.000002789 31843.29 5682335.80

Plots of math by IVs 68

08:48 Wednesday, November 12, 2003

Plot of math*secstudy. Legend: A = 1 obs, B = 2 obs, etc.

math ‚

‚

80 ˆ

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‚ A

75 ˆ

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‚ A

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‚

‚ A

65 ˆ A

‚

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‚ A A AA

60 ˆ A AA A

‚ A A A

‚ A

‚ A A A

‚ A A A A A

55 ˆ A A A

‚ A A A

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‚ AA A A

‚ B A A A

50 ˆ A B A

‚ A A B A A A A A

‚ B A A

‚ A A B A

‚ A A

45 ˆ A AA

‚ A A A AA AA A

‚ A

40 ˆ A A

‚

‚ A

‚ A B A A

‚ A A

35 ˆ

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30 ˆ A

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25 ˆ

‚

Šˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒ

0 100000 200000 300000 400000 500000 600000 700000

secstudy

Plots of math by IVs 69

08:48 Wednesday, November 12, 2003

Plot of math*sqrtsec. Legend: A = 1 obs, B = 2 obs, etc.

math ‚

‚

80 ˆ

‚

‚ A

75 ˆ

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‚

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60 ˆ A AA A

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‚ A A A

‚ A A A A A

55 ˆ A A A

‚ A A A

‚ A A

‚ AA A A

‚ AAA A A

50 ˆ A B A

‚ A A AA A A A A A

‚ B A A

‚ A A B A

‚ A A

45 ˆ A AA

‚ A A A B AA A

‚ A

40 ˆ A A

‚

‚ A

‚ A AA A A

‚ A A

35 ˆ

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30 ˆ A

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‚

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‚

25 ˆ

‚

Šˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒ

200 300 400 500 600 700 800 900

sqrtsec

Plots of math by IVs 70

08:48 Wednesday, November 12, 2003

Plot of math*logsec. Legend: A = 1 obs, B = 2 obs, etc.

math ‚

‚

80 ˆ

‚

‚ A

75 ˆ

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‚ A

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70 ˆ

‚

‚ B

‚

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65 ˆ A

‚

‚ A A

‚

‚ A A B

60 ˆ A AA A

‚ A A A

‚ A

‚ A A A

‚ A A A A A

55 ˆ A A A

‚ A A A

‚ A A

‚ A A A A

‚ AA A A A

50 ˆ A AA A

‚ A A AA A A A A A

‚ B A A

‚ A A B A

‚ A A

45 ˆ A AA

‚ A A A B AAA

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40 ˆ A A

‚

‚ A

‚ A AA A A

‚ A A

35 ˆ

‚ A

‚

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30 ˆ A

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‚

‚ A

‚

25 ˆ

‚

Šˆƒƒƒƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒƒƒƒˆƒ

11.0 11.5 12.0 12.5 13.0 13.5

logsec

Plots of math by IVs 71

08:48 Wednesday, November 12, 2003

Plot of math*nrsec. Legend: A = 1 obs, B = 2 obs, etc.

math ‚

‚

80 ˆ

‚

‚ A

75 ˆ

‚

‚ A

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70 ˆ

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‚

‚ A

65 ˆ A

‚

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‚ A A B

60 ˆ AAA A

‚ A AA

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‚ A AA

‚ A A A A A

55 ˆ A A A

‚ A A A

‚ A A

‚ A A A A

‚ B A A A

50 ˆ A B A

‚ A A AA A A AA A

‚ B A A

‚ A A B A

‚ A A

45 ˆ A B

‚ A A A B BA

‚ A

40 ˆ A A

‚

‚ A

‚ A B A A

‚ A A

35 ˆ

‚ A

‚

‚ A A

30 ˆ A

‚ A

‚

‚ A

‚

25 ˆ

‚

Šƒˆƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒˆƒƒ

-0.00002 -0.000015 -0.00001 -5E-6 0

nrsec

Plots of math by IVs 72

08:48 Wednesday, November 12, 2003

Plot of math*intel. Legend: A = 1 obs, B = 2 obs, etc.

math ‚

‚

80 ˆ

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‚ A

75 ˆ

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60 ˆ A A A A

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‚ B A

‚ A B A A

55 ˆ A A A

‚ A A A

‚ A A

‚ AAAA

‚ A A A A A

50 ˆ AB A

‚ A BA A AA A A

‚ AB A

‚ AA A B

‚ A A

45 ˆ AA A

‚ B A AB A A

‚ A

40 ˆ B

‚

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‚ B A AA

‚ A A

35 ˆ

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30 ˆ A

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25 ˆ

‚

Šˆƒƒƒƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒƒƒƒˆƒ

0 50 100 150 200 250

intel

Plots of math by IVs 73

08:48 Wednesday, November 12, 2003

Plot of math*intel2. Legend: A = 1 obs, B = 2 obs, etc.

math ‚

‚

80 ˆ

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‚ A

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60 ˆ A A A A

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55 ˆ A A A

‚ A A A

‚ A A

‚ AAA A

‚ A A A A A

50 ˆ AAA A

‚ A AB A A A A A

‚ AB A

‚ B A B

‚ A A

45 ˆ AA A

‚ B A AAA A A

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35 ˆ

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Šƒƒˆƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒƒˆƒƒ

0 10000 20000 30000 40000 50000 60000

intel2

Plots of math by IVs 74

08:48 Wednesday, November 12, 2003

Plot of math*intel3. Legend: A = 1 obs, B = 2 obs, etc.

math ‚

‚

80 ˆ

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60 ˆ A A A A

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‚ B A

‚ A AA A A

55 ˆ A A A

‚ A A A

‚ A A

‚ B A A

‚ A A A A A

50 ˆ AB A

‚ A AB A A A A A

‚ AB A

‚ AAA B

‚ A A

45 ˆ AA A

‚ B AA B A A

‚ A

40 ˆ B

‚

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‚ AA A A A

‚ A A

35 ˆ

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30 ˆ A

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25 ˆ

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Šˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒƒƒƒƒƒƒƒƒˆƒ

0 2000000 4000000 6000000 8000000 10000000 12000000 14000000

intel3

Plots of math by IVs 75

08:48 Wednesday, November 12, 2003

Plot of math*daysvg. Legend: A = 1 obs, B = 2 obs, etc.

math ‚

‚

80 ˆ

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‚ A

75 ˆ

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‚ A

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70 ˆ

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15 20 25 30 35 40 45 50

daysvg

Plots of math by IVs 76

08:48 Wednesday, November 12, 2003

The CORR Procedure

9 Variables: math secstudy sqrtsec logsec nrsec intel

intel2 intel3 daysvg

Simple Statistics

Variable N Mean Std Dev Sum Minimum Maximum

math 100 50.15485 9.86968 5015 27.26754 77.01781

secstudy 100 219800 98158 21980015 63037 673383

sqrtsec 100 457.64975 102.28133 45765 251.07229 820.59924

logsec 100 12.20096 0.46225 1220 11.05148 13.42007

nrsec 100 -5.6228E-6 2.96263E-6 -0.0005623 -0.0000159 -1.485E-6

intel 100 151.06541 32.09120 15107 47.35078 234.55253

intel2 100 23840 9847 2384031 2242 55015

intel3 100 3910037 2426038 391003703 106165 12903881

daysvg 100 30.69763 5.59884 3070 18.75754 45.45403

Pearson Correlation Coefficients, N = 100

Prob > |r| under H0: Rho=0

math secstudy sqrtsec logsec nrsec

math 1.00000 0.31478 0.31014 0.29462 0.24563

0.0014 0.0017 0.0029 0.0138

secstudy 0.31478 1.00000 0.98586 0.94651 0.81935

0.0014 <.0001 <.0001 <.0001

sqrtsec 0.31014 0.98586 1.00000 0.98682 0.89827

0.0017 <.0001 <.0001 <.0001

logsec 0.29462 0.94651 0.98682 1.00000 0.95581

0.0029 <.0001 <.0001 <.0001

nrsec 0.24563 0.81935 0.89827 0.95581 1.00000

0.0138 <.0001 <.0001 <.0001

intel 0.77921 0.17458 0.18124 0.17876 0.15737

<.0001 0.0823 0.0711 0.0752 0.1179

Pearson Correlation Coefficients, N = 100

Prob > |r| under H0: Rho=0

intel intel2 intel3 daysvg

math 0.77921 0.77539 0.75912 0.07487

<.0001 <.0001 <.0001 0.4591

secstudy 0.17458 0.18409 0.19045 -0.55912

0.0823 0.0667 0.0577 <.0001

sqrtsec 0.18124 0.19069 0.19679 -0.57451

0.0711 0.0574 0.0497 <.0001

logsec 0.17876 0.18785 0.19359 -0.57505

0.0752 0.0613 0.0536 <.0001

nrsec 0.15737 0.16529 0.17020 -0.53860

0.1179 0.1003 0.0905 <.0001

intel 1.00000 0.98642 0.95597 -0.01089

<.0001 <.0001 0.9143

Plots of math by IVs 77

08:48 Wednesday, November 12, 2003

The CORR Procedure

Pearson Correlation Coefficients, N = 100

Prob > |r| under H0: Rho=0

math secstudy sqrtsec logsec nrsec

intel2 0.77539 0.18409 0.19069 0.18785 0.16529

<.0001 0.0667 0.0574 0.0613 0.1003

intel3 0.75912 0.19045 0.19679 0.19359 0.17020

<.0001 0.0577 0.0497 0.0536 0.0905

daysvg 0.07487 -0.55912 -0.57451 -0.57505 -0.53860

0.4591 <.0001 <.0001 <.0001 <.0001

Pearson Correlation Coefficients, N = 100

Prob > |r| under H0: Rho=0

intel intel2 intel3 daysvg

intel2 0.98642 1.00000 0.99075 -0.02031

<.0001 <.0001 0.8410

intel3 0.95597 0.99075 1.00000 -0.03070

<.0001 <.0001 0.7617

daysvg -0.01089 -0.02031 -0.03070 1.00000

0.9143 0.8410 0.7617

plot of residual by sqrt sec 78

08:48 Wednesday, November 12, 2003

The REG Procedure

Model: MODEL1

Dependent Variable: math

Analysis of Variance

Sum of Mean

Source DF Squares Square F Value Pr > F

Model 1 5855.32483 5855.32483 151.47 <.0001

Error 98 3788.31876 38.65631

Corrected Total 99 9643.64359

Root MSE 6.21742 R-Square 0.6072

Dependent Mean 50.15485 Adj R-Sq 0.6032

Coeff Var 12.39645

Parameter Estimates

Parameter Standard

Variable DF Estimate Error t Value Pr > |t|

Intercept 1 13.95249 3.00651 4.64 <.0001

intel 1 0.23965 0.01947 12.31 <.0001

plot of residual by daysvg 79

08:48 Wednesday, November 12, 2003

The REG Procedure

Model: MODEL1

Dependent Variable: math

Analysis of Variance

Sum of Mean

Source DF Squares Square F Value Pr > F

Model 2 6139.84848 3069.92424 84.99 <.0001

Error 97 3503.79510 36.12160

Corrected Total 99 9643.64359

Root MSE 6.01012 R-Square 0.6367

Dependent Mean 50.15485 Adj R-Sq 0.6292

Coeff Var 11.98314

Parameter Estimates

Parameter Standard

Variable DF Estimate Error t Value Pr > |t|

Intercept 1 7.71003 3.65973 2.11 0.0377

intel 1 0.22991 0.01914 12.01 <.0001

sqrtsec 1 0.01685 0.00601 2.81 0.0061

plot of residual by daysvg 80

08:48 Wednesday, November 12, 2003

The REG Procedure

Model: MODEL1

Dependent Variable: math

Analysis of Variance

Sum of Mean

Source DF Squares Square F Value Pr > F

Model 2 5922.34387 2961.17194 77.19 <.0001

Error 97 3721.29971 38.36391

Corrected Total 99 9643.64359

Root MSE 6.19386 R-Square 0.6141

Dependent Mean 50.15485 Adj R-Sq 0.6062

Coeff Var 12.34948

Parameter Estimates

Parameter Standard

Variable DF Estimate Error t Value Pr > |t|

Intercept 1 9.39887 4.56513 2.06 0.0422

intel 1 0.23993 0.01940 12.37 <.0001

daysvg 1 0.14696 0.11119 1.32 0.1894