Question 1
a therapist conducted a study comparing the effectiveness of treating mild and severe phobias (factor a) using two
different therapy techniques (factor b). forty participants were randomly assigned into 1 of 4 groups differing in phobia
type (mild, severe) and therapy technique (therapy a, or b). all participants were rated on the number of phobia
behaviors displayed after therapy.
this is a 2-way anova. write out null and alternative hypotheses, complete the table, and provide english translations
of significant or nonsignificant findings in sentence form. use a 0.05 level of significance
(alpha), nondirectional hypothesis (2-tailed). you do not need to calculate effect size nor tukey's hsd for this problem.
fcritical p values
d
ms
between
treatments
axb
within treatments
total
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