In ANOVA, what is the null hypothesis for k population means?
A.
All population means are equal to each other
B.
At least two population means are equal
C.
At least two population means are not equal
D.
At most k-1 population means are equal
The Answer Is:
A
This question includes an explanation.
Explanation:
In ANOVA (Analysis of Variance), the null hypothesis is that all population means are equal to each other. The goal is to test whether there is evidence to reject this hypothesis, indicating that at least one population mean differs from the others.
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