A dots discrimination task with confidence ratings. Participants have to choose between two boxes, which one has a higher number of dots shown. After making their choice, they rate their confidence in their decision on a 50-100% probability rating scale.
- Dots are drawn with
react-konvaon a trial-by-trial basis - Dots difference are controlled by a 2-down 1-up staircase procedure
- Responses are all configured to keyboard presses
- Requires node.js
- Clone repo to local folder
- Edit package.json
"start": "node server.js"to"start": "react-scripts start"for localhost deployment - In command line, cd to local repo folder and execute
npm ito install dependencies npm startto launch app on localhost
This work is licensed under the Creative Commons Attribution-Non Commercial 4.0 International (CC BY-NC 4.0). Feel free to use it and adapt it however you want for non-commercial purposes.
(c) 2023 Tricia Seow