Experiment Instructions

Understanding Ratio Judgments

In this experiment, you'll analyze 9 visualizations showing anonymous disability data between pairs of states from 1860-1870.

For each visualization, you'll make 3 different judgment tasks for a total of 27 assessments.

Session Structure:

• 9 visualizations showing different types of charts
• 3 judgments per visualization = 27 total judgments

Practice Example

For the chart below, please follow this instruction:

Use the slider below to estimate the ratio requested:

Submit Example