fill null values column with mean pandas code example

Example 1: how to fill missing values dataframe with mean

sub2['income'].fillna((sub2['income'].mean()), inplace=True)

Example 2: how to fill nas on a dataframe with median

df.fillna(df.mean(), inplace=True)

Example 3: how to fill nan values with mean in pandas

df.fillna(df.mean())