Starter Quiz Course 4 DE

In data communication, what is data visualization primarily used for?

• Storing data

• Sharing data with others

• Cleaning data

• Collecting data

What is the first step in the data analysis process?

• Data visualisation

• Data collection

• Data interpretation

• Data cleaning

What does the term "outlier" refer to in data analysis?

• A data point that falls within the expected range

• A data point that is significantly different to others

• The mean of a dataset

• A data point with a high value

Draw the best way yo describe an outlier

Which type of communication channel is most suitable for a detailed, in-depth data analysis report?

• E-mail

• Executive Summary

• In-person presentation

• Social Media

When presenting data findings, what should you consider when selecting visuals?

• Choose visuals that are aesthetically pleasing

• To create unnecessary bureaucracy in data sharing

• To ensure data is communicated effectively and aligned to business goals

• To prevent data sharing altogether

 

What should be considered when choosing colours for data visualizations to ensure accessibility and clarity?

• Use a wide range of colours to make the visualisation more appealing

• Consider colour blindness and use a palette with a good contrast

• Avoid using any colours to maintain a neutral presentation

• Match colours to personal preference

Draw the difference between a histogram and a bar chart