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Conduct the Brown-Forsythe test to determine whether or not the error variance varies with the level X. Divide the data into the two groups, X
Conduct the Brown-Forsythe test to determine whether or not the error variance varies with the level X. Divide the data into the two groups, X <= 69, X>69, and use alpha=.05.
I need help writing the Brown-Forsythe test in RStudio and have into broken up into two groups (like the ones listed above). I just need a sample code to go off of so that I can do the same with my data.
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