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Table 2 Regression statistics, standardized betas and t-tests by predictor and dependent variables

From: Predicting alcohol consumption during the month before and after beginning college

  August September Increase
  DD Vol. DDD DD Vol. DDD DD Vol. DDD
F-value 50.58 17.68 31.81 13.28 16.49 20.40 6.43 9.00 8.28
dfn/dfd 1/141 3/139 2/140 3/139 4/138 3/139 2/140 2/140 1/141
p-value .001 .001 .001 .001 .001 .001 .002 .001 .005
Adj. R2 .26 .26 .30 .21 .30 .29 .07 .10 .05
Standardized Betas:          
residency   -.17*       .16†  
HS Rank     -.18* -.14†   -.15†   
Roommates      .21** .19**    
sex    -.38***   -.23** -.44***    
offense   .14†   .15*      
1stIntox -.51*** -.53*** -.45*** -.37*** -.42*** -.28*** .28** .35*** .24**
t-values
residency   2.29       1.87  
HS Rank     2.28 1.92   1.82   
Roommates      2.91 2.70    
sex    5.37   3.20 6.20    
offense   1.88   2.00      
1stIntox 7.11 7.04 6.41 4.86 5.85 3.97 3.42 4.18 2.89
  1. *** denotes p < .001; ** denotes p < .01, * denotes p < .05, † denotes p < .10