variance test in anoava

General
#1

hi, for my final project in "Data science" course i need to test the assumptions of the 3-way anova.i need to show tat the variance of the vriable are equal. i try to use barllet test but it didnt work and also levene test. there is any other way or anything else to do? i begginer in r and the statistic world...

3anova
3anova955×307 37.2 KB

data frame
data frame853×448 41.4 KB

levene
levene816×159 16 KB

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#2

Remember put an reproducible example of data. Like dput().

Check the age because the numbers is in somes ranges.

Put the factor variables.

dataFrame$gender <- as.factor(dataFrame$gender )
dataFrame$miktzoa<- as.factor(dataFrame$miktzoa)

my_long  %<% levene_test(salary ~ age*miktzoa*gender)
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