A majority of respondents in a national survey agreed that "classroom prayer should not be allowed in public schools", while only 33% of respondents in a similar survey agreed that "classroom prayer in public schools should be banned". These divergent findings best illustrate the importance of ...

wording effect

Explanation:

One finding : "classroom prayer should not be allowed in public schools."

Other finding : "classroom prayer in public schools should be banned."

These two findings of two similar surveys provides the same results but in two different methods. The two results concludes that in the public schools, classroom prayer should be stopped. These are two different statements giving the same meanings. Thus this wording effect where words are patterned differently to show divergent findings but providing the same results.

Thus the answer is wording effect.