The analysis of variance is a statistical test that is used to compare how many group means? Four or more one or more two or more three or more
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The Analysis of variance (ANOVA) provides a statistical test of whether the population means of several groups are equal.
It generalizes the t-test to more than two groups.
It is useful in comparing 3 or more group means for statistical significance.
The correct answer is thus :
THREE OR MORE
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Correct Answer is: Two or more
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