ols_test_normality function

Test for normality

Test for detecting violation of normality assumption.

ols_test_normality(y, ...)

## S3 method for class 'lm'
ols_test_normality(y, ...)

Arguments

• y: A numeric vector or an object of class lm.
• ...: Other arguments.

Returns

ols_test_normality returns an object of class "ols_test_normality". An object of class "ols_test_normality" is a list containing the following components:

• kolmogorv: kolmogorv smirnov statistic

• shapiro: shapiro wilk statistic

• cramer: cramer von mises statistic

• anderson: anderson darling statistic

Examples

model <- lm(mpg ~ disp + hp + wt + qsec, data = mtcars)
ols_test_normality(model)

See Also

Other residual diagnostics: ols_plot_resid_box(), ols_plot_resid_fit(), ols_plot_resid_hist(), ols_plot_resid_qq(), ols_test_correlation()