Question

When you use ANOVA in a hypothesis test, your research hypothesis states that there are differences in the _________

variances
standard deviations
means
medians

Answer 1

Let me give you the definition in my book , that way I don't give the answer directly.
"A One-Way Analysis of Variance (ANOVA) is a way to test the equality of three or more means at one time by using variances. "

Answer 2

The null hypothesis in ANOVA will be that all population means are equal, the alternative hypothesis is that at least one mean is different.

Answer 3

@perl SO Varience is the correct answer?

Answer 4

variance*