When building a predictive model, the use of testing and validation samples ______________.

When building a predictive model, the use of testing and validation samples ______________.
A . increases the accuracy of models
B . enables model validation in strategies
C . is mandatory for segmentation
D . validates the quality of input data

View Answer

Answer: D

Explanation:

Reference: https://pegasystems2.https.internapcdn.net/pegasystems2/marketing/C-762-StudentGuide.pdf (223)