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What is ANOVA Degrees of Freedom Explained about?

ANOVA (analysis of variance) is a statistical test used to determine if the means of multiple populations are different. It can test for differences across many types or treatments at once, rather than testing each pair separately. To perform an ANOVA, the populations must be approximately normally distributed with equal variances. The test statistic is an F value, with degrees of freedom based on the number of samples and total sample size. In an example comparing maintenance costs of cars by country, an F

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annabellegrey

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