info() for column types and nulls in Pandas - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to show the summary info of the DataFrame.

Pandas

df.[1]()

Drag options to blanks, or click blank then click option'

Adescribe

Btail

Chead

Dinfo

Attempts:

3 left

💡 Hint

Common Mistakes

Using describe() instead of info()

Using head() or tail() which show rows, not info

The info() method shows column types and null counts in a DataFrame.

2fill in blank

medium

Complete the code to import pandas with the common alias.

Pandas

import [1] as pd

Drag options to blanks, or click blank then click option'

Anumpy

Bpandas

Cmatplotlib

Dseaborn

Attempts:

3 left

💡 Hint

Common Mistakes

Importing numpy instead of pandas

Using wrong alias

pandas is imported as pd by convention.

3fill in blank

hard

Fix the error in the code to show info of DataFrame named data.

Pandas

data.[1]

Drag options to blanks, or click blank then click option'

Ainfo()

Binfo[]

CInfo()

Dinfo

Attempts:

3 left

💡 Hint

Common Mistakes

Forgetting parentheses after info

Using wrong case or brackets

The info() method must be called with parentheses to execute.

4fill in blank

hard

Fill both blanks to create a DataFrame and show its info.

Pandas

import pandas as [1]
df = [2].DataFrame({'A': [1, 2, None], 'B': ['x', 'y', 'z']})
df.info()

Drag options to blanks, or click blank then click option'

Apd

Bnp

Cpandas

Ddata

Attempts:

3 left

💡 Hint

Common Mistakes

Using different names for import and DataFrame

Using numpy alias instead of pandas

We import pandas as pd and use pd.DataFrame to create the DataFrame.

5fill in blank

hard

Fill all three blanks to create a DataFrame, add a column, and show info.

Pandas

import [1] as pd
df = pd.DataFrame({'col1': [1, 2, 3]})
df['[2]'] = [4, 5, 6]
df.[3]()

Drag options to blanks, or click blank then click option'

Apandas

Bnew_col

Cinfo

Dnumpy

Attempts:

3 left

💡 Hint

Common Mistakes

Using wrong import alias

Forgetting quotes around new column name

Not calling info() as a method

Import pandas as pd, add a new column named new_col, then call info() to see the summary.