Preprocessing and visualizing the data

a$.$ Perform any necessary cleaning and preprocessing of the data.

$(4$ Marks$)$

b$.$ Plot the distribution of classes for the $(8)$ categorical variables based on the target variable. Provideany observations that can be derived from these plots.

$(16$ marks$)$

c$.$ Plot the distribution of classes for the numeric variables based on the target variable. Provide anyobservations $($at least $5)$ that can be derived from these plots.