Question: In a one-way ANOVA, the null hypothesis is always: (a) all the population means are different (b) some of the population means are different (c)

In a one-way ANOVA, the null hypothesis is always:

(a) all the population means are different

(b) some of the population means are different

(c) some of the population means are the same

(d) all of the population means are the same

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