Group Statistics
VAR00003 N Mean Std. Deviation Std. Error Mean
VAR00002 1.00 46 61.8478 8.84174 1.30364
2.00 45 70.7778 13.43991 2.00350
Independent Samples Test
Levene's Test for Equality of Variances t-test for Equality of Means
F Sig. t df Sig. (2-tailed) Mean Difference Std. Error Difference 95% Confidence Interval of the Difference
VAR00002 Equal variances assumed 8.432 .005 -3.752 89 .000 -8.9300 2.37980 -13.65857 -4.20133
Equal variances not assumed -3.736 75.851 .000 -8.9300 2.39030 -13.69079 -4.16911
这些数据怎么分析啊
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发表于 2006-5-14 20:57
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