When performing regression or classification, which of the following is the correct way to preprocess the data?
A)Normalize the data - PCA - training
B)PCA - normalize PCA output - training
C)Normalize the data - PCA - normalize PCA output - training
D)None of the above

Question

When performing regression or classification, which of the following is the correct way to preprocess the data?
A)Normalize the data -> PCA -> training
B)PCA -> normalize PCA output -> training
C)Normalize the data -> PCA -> normalize PCA output -> training
D)None of the above

Quizplus · Accepted Answer

Normalizing the data before applying PCA ensures that each feature contributes equally to the analysis, which is important for PCA to work effectively.

When Performing Regression or Classification, Which of the Following Is