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Homogeneity of Variance (part 1)
Автор: how2stats
Загружено: 2011-10-12
Просмотров: 148417
Описание:
What is homogeneity of variance and why is it important? I answer these questions. Also, I describe three different types of Levene's tests, two of which are robust to non-normal distributions and unequal sample sizes. Finally, I provide some brief guidelines relevant to how robust the t-test and ANOVA are to violations of the homogeneity of variance assumption.
Here's the link to the video where I demonstrate how to perform the three different levene's tests:
• Levene's test - SPSS (part1)
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