Practice Prepare Data For Clustering With Precision (5.7.2) - Unsupervised Learning & Dimensionality Reduction (Weeks 9)
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Prepare Data for Clustering with Precision

Practice - Prepare Data for Clustering with Precision

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is EDA and why is it important?

💡 Hint: Think about the first steps in data analysis.

Question 2 Easy

Name one method to handle missing data.

💡 Hint: Consider filling in the blanks in a dataset.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does EDA stand for?

Exploratory Data Analysis
Enhanced Data Analysis
Elemental Data Assessment

💡 Hint: Think about analyzing data structures.

Question 2

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

True
False

💡 Hint: Consider how many features a categorical variable turns into.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

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.

💡 Hint: Consider how the volume of missing data affects your decision.

Challenge 2 Hard

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.

💡 Hint: Consider the implications on distance metrics.

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Reference links

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