Question: A researcher compares differences in positivity between participants in a low-, middle-, or upper-middle-class neighborhood. If 15 participants are observed in each group, then what

A researcher compares differences in positivity between participants in a low-, middle-, or upper-middle-class neighborhood. If 15 participants are observed in each group, then what are the degrees of freedom for a one-way between-subjects ANOVA?

a. (2, 12)

b. (3, 43)

c. (2, 42)

d. (3, 12)

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