Practice Prepare Data for Clustering with Precision - 5.7.2 | Module 5: Unsupervised Learning & Dimensionality Reduction (Weeks 9) | Machine Learning
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is EDA and why is it important?

πŸ’‘ Hint: Think about the first steps in data analysis.

Question 2

Easy

Name one method to handle missing data.

πŸ’‘ Hint: Consider filling in the blanks in a dataset.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does EDA stand for?

  • Exploratory Data Analysis
  • Enhanced Data Analysis
  • Elemental Data Assessment

πŸ’‘ Hint: Think about analyzing data structures.

Question 2

True or False: One-Hot Encoding increases the dimensions of the dataset.

  • True
  • False

πŸ’‘ Hint: Consider how many features a categorical variable turns into.

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Imagine you have customer data for an online retailer with multiple missing fields. Discuss how you would handle these missing values before clustering and why your chosen strategy could lead to better results.

πŸ’‘ Hint: Consider how the volume of missing data affects your decision.

Question 2

You are given a dataset where one feature ranges from 0 to 1 and another from 0 to 1000. Explain how this difference in range could affect your clustering results and outline how you would address it.

πŸ’‘ Hint: Consider the implications on distance metrics.

Challenge and get performance evaluation