Data Visualization in App Lab Quiz

What is the primary purpose of using scatter plots in data visualization?

• To display the frequency of data points

• To calculate the average of data sets

• To analyze relationships between variables

• To sort data in ascending order

In the context of the video, what does each dot on a scatter plot represent?

• A school offering an AP program

• A specific test taker

• A particular state

• A percentage of female test takers

How can filters be used in scatter plots according to the video?

• To change the color of data points

• To add more variables to the plot

• To narrow down the data set for specific criteria

• To remove outliers from the data set

What type of data is best visualized using cross tabs?

• String data

• Numerical data

• Boolean data

• Date and time data

In the cross tab example, which combination was most common in the data set?

• Age 30 and work in the health sector

• Age 39 and work in the community sector

• Age 45 and work in the education sector

• Age 50 and work in the technology sector