3.5 - Data Analysis Tools

Front

What is the fifth stage of data analysis?

Back

Selecting the most appropriate tools to analyze the collected data.

Front

Why are databases often split into tables?

Back

To make them easier to update, view, and manipulate, and to display basic patterns.

Front

What is a limitation of data tables in data analysis?

Back

They present data in its current format and cannot show change or trends over time.

Front

How does visualisation of data help in data analysis?

Back

It makes it easier for an audience to see trends and patterns, and quicker to interpret data.

Front

What is regression analysis?

Back

A statistical analysis method that highlights relationships between different data elements.

Front

What is the purpose of data cleaning?

Back

To ensure stored data is up-to-date and accurate, and to improve data quality by removing erroneous and irrelevant data.

Front

How can GIS be used in data analysis?

Back

By adding geographic data to analysis, such as tracking the movement of shipping containers or courier services.