Exercise

Standardization one variable case

The Pokemon dataset contains many numeric variables that are measured in different scales and that have a long tail to one direction signifying the potential presence of outliers. One of those variables is speed, which measures the speed of different Pokemon.

Instructions

100 XP

Standardize the speed variable so that it has a mean equal to zero and unit variance using mean() and sd() and name it z_speed.
Summarize the results, comparing speed to z_speed.