Data analysis 3: Does swearing affect the credibility of a speaker? Credibility scores ranged from 1 (not at all credible) to 7 (very credible).

Group A. Swearing at beginning of speech

Group B. Swearing at end of speech

Group C. No swearing

Mean

4.91

4.98

4.91

St. Dev

0.75

0.76

0.73

One-way ANOVA: F = 0.052 p = 0.945

Between groups df: ______ Within groups df: ______