When do we use a One-Way Between-Subjects ANOVA?

a.

When we have 1 factor with 3 or more levels, and it is a between-subjects factor

b.

When we have 3+ factors, and they are all between-subjects factors

c.

To compare two groups

d.

When we have 1 factor with 3 or more levels, and it is a within-subjects factor

e.

When we have 3+ factors, and they are all within-subjects factors