Returns a list containing a tibble that includes Variance Inflation Factor (VIF) score and a bar chart for the VIF scores alongside the specified threshold for each explanatory variable in a linear regression model.

Returns a list containing a tibble that includes Variance Inflation Factor (VIF) score and a bar chart for the VIF scores alongside the specified threshold for each explanatory variable in a linear regression model.

Usage

vif_bar_plot(x, y, df, thresh)

Arguments

x

A vector of the names of the explanatory variables.

y

A string specifying the response variable.

df

A tibble containing the data.

thresh

An integer specifying the threshold.

Value

A list containing a tibble for VIFs and a bar chart of the VIFs for each explanatory variable alongside the threshold.

Examples

vif_bar_plot(c("Sepal.Width", "Sepal.Length"), "Petal.Width", iris, 5)
#> [[1]]
#> # A tibble: 2 x 2
#>   vif_score explanatory_var
#>       <dbl> <chr>          
#> 1      1.01 Sepal.Width    
#> 2      1.01 Sepal.Length   
#> 
#> [[2]]

#>