Practice Changing Data Types - 9.4.3 | 9. Data Analysis using Python | CBSE 12 AI (Artificial Intelligence)
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Changing Data Types

9.4.3 - Changing Data Types

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What method is used to change a data type in a Pandas DataFrame?

💡 Hint: Think about how we cast one type to another.

Question 2 Easy

If 'Age' is read as a float, what should it be changed to?

💡 Hint: Consider what data type is most suitable for age.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the purpose of the astype() method in Pandas?

To convert strings to floats
To change the data type of a DataFrame column
To add new rows to a DataFrame

💡 Hint: Focus on the conversion of types.

Question 2

True or False: It is acceptable to perform mathematical operations on strings.

True
False

💡 Hint: Remember the nature of data types in operations.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

You have a DataFrame with a column 'Temperature' in string format, and you want to analyze average temperatures. Describe how you'd convert it and why.

💡 Hint: Pay attention to how temperature should be represented in data analysis.

Challenge 2 Hard

You’re provided with sales data where 'Revenue' is in string format with currency symbols. Describe the steps needed to analyze it effectively.

💡 Hint: Think about data cleansing before changing types!

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