ols_test_normality: Test for normality

In olsrr: Tools for Building OLS Regression Models

Test for normality

Description

Test for detecting violation of normality assumption.

Usage

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.

Value

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

See Also

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

Examples

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

olsrr documentation built on May 29, 2024, 12:35 p.m.