 Levene’s Test for Equality of Variances  ttest for Equality of Means  
F  Sig.  T  df  Sig. (2tailed)  Mean Difference  Std. Error Difference  Confidence Interval of the Difference 95%  
Lower  Upper  
Profit before Tax (%)  Equal variances assumed  0.120  0.737  −2.448  10  0.034  −8.5500  3.4929  −16.333  −0.7674 
Equal variances not assumed 

 −2.448  9.949  0.034  −8.5500  3.4929  −16.338  −0.7620 