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/Quiz: Data Manipulation and Preparation
Quiz: Data Manipulation and Preparation
Test your knowledge of data formatting and creating visualizations using Plotly Express.
We'll cover the following...
We'll cover the following...
Technical Quiz
1.
Which of the following operations creates a boolean column is_present that identifies missing values in the dataset (df)and sets the value to false for that entry?
A.
df['is_present'] = df['target_column'].notna()
B.
df['is_present'] = df['target_column'].na()
C.
df['is_present'] = df['target_column'].isna()
D.
df['is_present'] = df['target_column'].value_counts
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