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