Practical Data Science using Python - Linear Regression Data Preparation and Analysis 3
Interactive Video
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Computers
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10th - 12th Grade
•
Practice Problem
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Hard
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4 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
Discuss the importance of retaining only significant variables in a dataset.
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the significance of using the variance inflation factor (VIF) in feature selection?
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
How can visualizations like heat maps aid in understanding feature correlations?
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
What are ordinal categorical variables, and how do they differ from nominal variables?
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