What is data visualization?

• A way to store data

• A method to create pictures from data

• A way to clean data

• None of the above

Which of the following is a COMMON type of chart used in data visualization?

• Circle Chart

• Bar Chart

• Hexagon Chart

• Rhombus Chart

What is the main purpose of a pie chart?

• To compare trends over time

• To show parts of a whole

• To display numerical data

• To create random designs

Which tool are we using for data visualization in this course?

• Excel

• PowerPoint

• Google Looker Studio

• Power BI

What does a line chart best represent?

• Categories

• Trends over time

• Relationships between parts

• Comparisons between groups

Using too many colors in a chart can make it harder to understand.

• True

• False

What is a dashboard in data visualization?

• • A tool for creating emails

• • A way to store data

• • A collection of charts and visuals that provide an overview of data

• • A type of database

Which of these is important when labeling a chart?

• • Using technical terms only

• • Clear and descriptive titles

• • Using no labels at all

• • Adding as much text as possible

Data visualization is only useful for people with a technical background.

• True

• False

What’s one key tip for effective data visualization?

• • Overloading the visual with data

• • Keeping it simple and focused

• • Using random colors

• • Avoiding titles and labels