11.   If this step showed a significant difference for the variable examined, then pairs of subgroups were examined by the Newman-Keuls post hoc test.

12.   Thus the wise medical investigator assesses an apparent difference for biological implications before rushing to statistics.

13.   In cases before that date there was no practical difference for the plaintiff in being found to be volenti or contributorily negligent.

14.   There were no group differences for events rated as desirable.

15.   The champions will be decided on points difference for the first time.

16.   And the big difference for these disciples, was that they were not alone.

17.   And that made all the difference for them.

18.   And even he would not have made a difference for the East this time.

19.   And, I think this represents a significant difference for the Valley.

20.   Another important difference for younger composers today is that they have had to work in a world where the dominant musical style is rock.