Levene’s test for equality of variances  
 F  Sig.  t  df  Sig. (2tailed) 
Equal variances assumed  4.086  0.045  −0.947  198  0.345 
Equal variances not assumed 

 −0.942  177.061  0.348 
Equal variances assumed  7.079  0.08  −1.272  198  0.205 
Equal variances not assumed 

 −1.260  158.185  0.210 
ttest for Equality of Means  
 Mean  Std. error  95% confidence interval of the 


 difference  difference  difference 




 Lower  Upper 

Equal variance assumed  −0.066  0.070  −0.205  0.072 

Equal variances not assumed  −0.066  0.071  −0.206  0.073. 

Equal variances assumed  −0.075  0.059  −0.190  0.041 

Equal variances not assumed  −0.075  0.059  −0.192  0.042 
