## Scientific Study on Scatterplots

This is a scientific study conducted by Aalto University, Finland and KTH Royal Institute of Technology, Sweden.

### Important:

Do not participate, if you are color-blind or if you have partially or fully completed this job before, as we will be unable to pay you.

This job is split up into 53 pages and the entire job takes about 20 minutes to complete.
If you answer certain questions correctly and you get a percentage of correct answers that indicates that you have completed the job attentively, you will get a unique job completion code on the last page. To get paid, copy and paste this code to the CrowdFlower job page that led you to this experiment.

You will first be asked a few questions and then trained for the job. Read the training instructions carefully to answer the later training questions correctly. If you get most of the training questions wrong, you will not be allowed to proceed and you will not get the job completion code. Each question following the training has to be answered within 15 seconds. Answer without delay, unless you are explicitly told to take a break. Never use the back button on your browser.