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Welcome
 Welcome to Inferential Statistics with R
 Introduction to the Dataset

ttests
 Independent ttest
 Dependent ttest

OneWay ANOVA
 OneWay ANOVA
 Post Hoc Comparisons
 Other ANOVA Tests

ChiSquare
 ChiSquare
 Dealing with Small Cells

Correlation
 Correlation

Regression
 Linear Regression
 Multiple Regression
 Hierarchical Regression

Reliability
 Reliability

Reporting Results
 Extracting Output
 Reporting Results

Testing Assumptions
 Testing Assumptions
 Testing for Normality
 Testing for Homogeneity of Variance
 Violated Assumptions
Inferential Statistics with R
Testing for Homogeneity of Variance
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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.
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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?
Learn More
Read more about testing for homogeneity of variance in R.
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