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Inferential Statistics with R

Testing for Homogeneity of Variance

This lesson is called Testing for Homogeneity of Variance, part of the Inferential Statistics with R course. This lesson is called Testing for Homogeneity of Variance, part of the Inferential Statistics with R course.

Transcript

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Your Turn

Using each of the two methods, test whether the variance of weight_1 differs by whether someone smokes. Come to a conclusion: is there homogeneity of variance in weight by smoking status?

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Course Content

21 Lessons

Welcome to Inferential Statistics with R

Introduction to the Dataset

Independent t-test

Dependent t-test

Post Hoc Comparisons

Other ANOVA Tests

Dealing with Small Cells

Linear Regression

Multiple Regression

Hierarchical Regression

Extracting Output

Reporting Results

Testing Assumptions

Testing for Normality

Testing for Homogeneity of Variance

Violated Assumptions

Wrapping Up Inferential Statistics with R