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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...
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
Question 1 of 40 attempted
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