Data preparation includes all of the following except which task?
A)calculating the confidence ratio for all association rules
B)treating missing data
C)identifying erroneous data and outliers
D)defining the appropriate way to represent variables

Question

Quizplus · Accepted Answer

Calculating the confidence ratio for all association rules is a task specific to association rule mining, not data preparation. The other three tasks (treating missing data, identifying erroneous data and outliers, defining the appropriate way to represent variables) are all part of data preparation.

Data Preparation Includes All of the Following Except Which Task