Correlation between observed residuals and expected residuals under normality.

## 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
```