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Commerce Business Statistics And Research Methods Difficulty: Medium

Which of the following statement/s is/are true in context of ANOVA? 1. ANOVA is an acronym for "analysis of variance" 2. ANOVA is a parametric statistical hypothesis test to determine whether the means from two or more samples of data come from the same distribution or not. 3. ANOVA is used when one variable is numeric and one is categorical, such as numerical input variables and a classification target variable in a classification task. 4. ANOVA is a class of statistical tests that calculate the ratio between variances values, such as the variance from two different samples. 5. ANOVA tell us the explained and unexplained variance by a statistical test.

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