Correlation test for normality

Correlation between observed residuals and expected residuals under normality.

Usage

ols_test_correlation(model)

Arguments

model

An object of class lm.

Value

Correlation between fitted regression model residuals and expected values of residuals.

See also

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

Examples

model <- lm(mpg ~ disp + hp + wt + qsec, data = mtcars)
ols_test_correlation(model)
#> [1] 0.970066