What is data preprocessing in machine learning?

What is data preprocessing in machine learning?
A . It refers to the transformation of raw data into a proper format for analysis
B . It is the process of selecting the most relevant features for the model
C . It involves removing or correcting errors in the data
D . It is the final step in the machine learning process

View Answer

Answer: A

Explanation:

Data preprocessing in machine learning refers to the transformation of raw data into a proper format for analysis.