A 4.2.1 / A 4.2.2 Worksheet
Name: ________________________________ Part 1: Data Cleaning (6 marks) Explain why feeding a machine learning model with low-quality data can lead to poor performance. Use the term "Garbage In, Garbage Out." (2) Your colleague suggests that for any dataset with missing values, you should always just delete the rows containing them. Describe one advantage and one significant disadvantage of this approach. (2) What is...