Dataset Structure and Format Quiz

Quiz covering Design a Machine Learning Solution

Questions in this quiz

A preview of the 5 questions covered. Start the quiz above to answer them, check your score, and read the explanations.

1. 1

   When preparing a dataset for supervised machine learning, which column should contain the value you want the model to predict?

2. 2

   Which file format is generally preferred for storing large tabular datasets in machine learning due to its ability to preserve data types and support efficient compression?

3. 3

   You are dealing with a dataset where the target variable has a massive imbalance (e.g., 99% class A, 1% class B). What is the most appropriate action to take during the data preparation phase?

4. 4

   Why is it critical to perform a train-test split before applying feature scaling techniques like standardization or normalization?

5. 5

   You have a dataset with high-dimensional categorical features. Which data transformation strategy is most likely to cause a 'curse of dimensionality' issue?