Plot of Risk versus Medical School Affiliation -# * 36t * 5 PROBABILITY 4 † 責一* 3+* 一* 2： 1+ 0 1 IF AFFLIIATED WITH MEDICAL SCHOOL Plot of Risk versus 8+ Region of Country * EKOBABHLITY OF INFECTION 6+ |*； 4 3 2 * 1 一十 0 1 1 IF HOSPITAL IN NORTHEAST
13.5小 Plo¢ of Risk versus Region of Country 8+ i# 結 • 905• PROBABILITY OF INFECTION --- 青！ * 3 一十 I 2 | * 1+ 青青 0 1 IF HOSPITAL •IN NORTH CENTRAL Plot of Risk versus Region of Country 71 | PROBABILITY OF INFECTION * * 6 * 5 * * 3 | 十 1 IF HOSPITAL IN SOUTH
•906• 第十三章多元迴歸續論 Correlat ion Analysis of the Indeperdent Variables： 7VAR Variables： STAY AGE INS SCHOOL simple statistics RC1 RC2 RC3 Variable STAY AGE INS SCHCOL， RC1 RC2 RC3 28 28 28 28 28 28 28 Mean 10.0332 54.3393 19.2821. 0.1786 0.2857 0.2857 0.1071 std Der 2.3729 4.0B02 14.3288 0.3900 0.4600 0.4600 0.3150 Sum 280.9300 1522 539.9000 5.0000 8.0000 $.0000 3.0000 Minimum 7.1300 43.7000 2.5000 Naximum 19.5600 61,1000 60.5000 1.0000 1.0000 1.0000 1.0000 Pearson Correlation Coetficients/Prob> |Rl uncer Ho: Rho = 0/H=28 STAY AGE INS SCHCOL RC1 FC2 RC3 STA 1.00000 0.18019 0.35014 0.20586-0.07993 - 0.32591 -0.19127 0.0 0.3589 0.0678 0.2933 0.6860 0.0906 0.3296 AGE 0.18019 1.00000 -0.47243 0.23498 -0.39490 -0.06737 0.01678 0.3589 0.0 0.0111 0.2287 0.0375 0.7334 0.9325 INS 0.35014 -0.47243 1.00000 0.41016 0.23847 - 0.31552 -0.17682 0.0678 0.0111 0.0 0.0302 0.2217 0.1019 0.3681 SCHOOL 0.20586 - 0.23498 0.41016 1.00000 -0.0日847-0.08847 0.13998 0.2933 0.2287 0.0302 0.0 0.6544 0.6544 0.4774 RC1 -0.07993 -0.39490 0.23847 -0.0BB47 1.00000 -0.40000 -0.21909 0.6860 0.0375 0.2217 0.6544 0.0 0.0349 0.2627 RC2 -0.32591 - 0.06737 -0.31552 - 0.08847 -0.40000 1.00000 - 0.21909 0.0906 0.7334 0.1019 0.6544 0.0349 0.0 0.2627 RC3 -0.19127 0.01678 -0.17682 0.13998 -0.21909 -0.21909 1.00000 0.32$6 0.9325 0.3681 0.4774 0.2627 0.2627 0.0 Backward B1 iminat ion Procedure for Dependent Variable RISK Step 0 Regression ETYOT Total Al1 Variables Entered R-sguare = 0.60724861 DF Su of Squares Hean Sgvare 7 39.49805177 5.64257882 20 25,54623394 1.27731170 27 65.04428571 C（p） = 8.00000000 F 4.42 Prob>E 0.0041
Variable INTERCEP STAY AGE INS SCHOOL. RC1 RC2 RC3 Paraneter Estimate - 1.07800774 0.23613428 0.04359681 0.06923673 - 0.41516871 - 0.26955673 -0.19268071 0.70243224 Bounds on condition nunber： ---~ Step 1 Variable RC2 Removed DE Regression Error Total 6 21 27 Paraneter Variable INTERCEP STAY AGE INS SCHOOL RC1 RC3 Estimate -1.81224950 0.24597088 0.0526249日 0.07154767 - 0.42280540 -0.15497958 0.83288104 13.5小結•907• standard Error 4.69134824 0.11569116 0.07810854 0.02278287 0.64日22732 0.69941266 0.71943459 0.989624B1 Type II Sun of Squares 0.06744431 5.32126218 0.39793239 11.79650358 0.52395194 0.19527144 0.09162010 0.79632801 F 0.05 4.17 0.32 9.24 0.41 0.15 0.07 0.62 Prob>E 0.8206 0.0547 0.5829 0.0065 0.5291 0.6999 0.7916 0.4390 2.315515， 94.11721 1 R- square = 0.60584002 Sum of Squares 39.40643167 25.63765404 65.04428571 Standard ErTOT 3.72184905 0.10725430 0.06888511 0.02061408 0.63312506 0.52853481 0.72780215 C（p） = 6.07172885 Mean Square F 6.56773861 5.38 1.22085019 Prob>E 0.0017 Type TT Sum of Squares 0.28945486 6.42096620 0.71251762 14,70713325 0.54445805 0.10496975 1.59882767 E 0.24 5.26 0.58 12.05 0.45 0.09 1.31 Prob>F 0.6314 0.0322 0.4534 0.0023 0.5115 0.7722 0.2653 Bounda on condition number： 1.929521， --- QUADRATIC REGRESSION OE WARPING ON TIHPERATURE 53, 56369 Step 2 Regression Error Total Variable RC1 Removed DF Sum of Squares 5 39.30146193 22 25.74282379 27 65.04428571 R-sgvare = 0.60422621 C（p）= 4.15390906 Hean Sqvare 7.86029239 F 6.72 1.17012835 Prob>E 0.0006 173 •
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