It works by analyzing the levels of variance within the groups through samples taken from each of them. Like the t-test, ANOVA helps you find out whether the differences between groups of data are statistically significant. There are other variations that can be used in different situations, including:įree eBook: The guide to modern agile research How does ANOVA work?
Put simply, ANOVA tells you if there are any statistical differences between the means of three or more independent groups.
It’s a statistical test that was developed by Ronald Fisher in 1918 and has been in use ever since.
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