Practice Handling Missing Values - 2.2 | 2. Data Wrangling and Feature Engineering | Data Science Advance
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Handling Missing Values

2.2 - Handling Missing Values

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does MCAR stand for?

💡 Hint: Think about how randomness can affect missing data.

Question 2 Easy

Name one technique to handle missing data.

💡 Hint: This method involves removing data.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does MAR stand for?

Missing At Random
Missing All Random
Missing And Random

💡 Hint: This relates to the characteristics of the recorded data.

Question 2

True or False: Deletion is the only method to handle missing values.

True
False

💡 Hint: Consider the diversity in techniques.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

You have a dataset on customer spending habits with missing values labeled as MNAR due to high spending customers dropping out of the survey. How would you handle such missing values?

💡 Hint: Consider approaches that focus on understanding customer behavior.

Challenge 2 Hard

Describe a situation in which using mean imputation might be acceptable and when it would be inappropriate.

💡 Hint: Think about how distributions affect statistical measures.

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