Is there sufficient evidence to reject the null hypothesis that there is no difference between the three exam forms? Use ? = 0.05
What will be an ideal response?
Since F2, 18, 0.05 = 3.55 and F = 5.193, we reject H0 at ? = 0.05 and conclude that there is sufficient statistical evidence that there is a difference between at least two of the three exam forms.
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