Exercise

Summarizing the data

You start by summarizing the purchases and prices for HOPPINESS and BUD. You calculate the average purchases of HOPPINESS and BUD as well as the average PRICE.HOP and PRICE.BUD levels by using the function colMeans(). The function colMeans() calculates the means across all specified data vectors simultaneously.

Instructions

100 XP

Get the mean of the HOPPINESS and BUD purchases, as well as the average of PRICE.HOP and PRICE.BUD levels by using the function colMeans().

Take Hint (-30 XP)