R Documentation |
This function plots a Q-Q/Quantile-Quantile plot (qq) on a given data frame, and uses simplified calls within the function to parse the Q-Q plot by up to 2 variables.
qq(df, var1, by1, by2)
df |
data frame to read in. |
var1 |
the dependent/outcome variable, |
by1 |
the main independent/predictor variable, |
by2 |
a potential second independent/predictor variable, |
This function returns the quantile-quantile plot for var1
in data frame df
. Can be split to return a quantile-quantile plot for var1
in data frame df
, broken out by var2
.
data <- mtcars
qq(data,mpg,cyl)
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