Test Your Intermediate Data Skills

To create duplicate data within a dataset

To visualize data through common graphics

To add more data to a dataset

To fix incorrect or incomplete data within a dataset (correct)

The process of removing incomplete data within a dataset

The representation of data through use of common graphics (correct)

The process of adding more data to a dataset

The process of fixing incorrect data within a dataset

Data preprocessing involves removing data while data cleaning involves adding data

Data preprocessing involves transforming data while data cleaning involves fixing data (correct)

Data preprocessing involves visualizing data while data cleaning involves organizing data

There is no difference, they are the same thing