pychallenger

Pandas II

pandas
sort_values
groupby
aggregation
missing values
NaN
dropna
fillna

Sorting DataFrames

LESSON

Sort by Year Established

CHALLENGE

Top Companies by Revenue

CHALLENGE

Sort by Industry then Revenue

CHALLENGE

GroupBy and Aggregation

LESSON

Count Companies per Industry

CHALLENGE

Average Revenue per Industry

CHALLENGE

Top Revenue per Industry

CHALLENGE

Handling Missing Values

LESSON

Count Missing Values

CHALLENGE

Drop Rows with Missing Values

CHALLENGE

Fill Missing Values with Zero

CHALLENGE

Fill Missing Values with the Mean

CHALLENGE