Evaluates the correlation between the numeric columns of a given dataframe.

Evaluates the correlation between the numeric columns of a given dataframe.

calc_cor(df, num_vars)

Arguments

df	The dataframe to be inspected.
num_vars	A list of strings of column names containing numeric variables.

Value

ggplot object; a correlation matrix plot labelled with the correlation coefficients of -1 to 1 between each numeric column and other numeric columns in the dataframe.

Examples

df <- data.frame(x = (c(2,3,4)), y= c(1,10,3))
col_num <- c("x", "y")
calc_cor(df, col_num)