columbia-card

Overview

The Columbia Card Task measures risk preferences through choices in a card game.

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In browser

<script src="https://unpkg.com/@jspsych-timelines/columbia-card">

Via NPM

npm install @jspsych-timelines/columbia-card

import { createTimeline, timelineUnits, utils } from "@jspsych-timelines/columbia-card"

Compatibility

@jspsych-timelines/columbia-card requires jsPsych v8.0.0 or later.

Documentation

createTimeline

jsPsychTimelineColumbiaCard.createTimeline(jsPsych, { options }) ⇒ timeline

Generates a complete Columbia Card Task timeline including instructions, practice, main trials, block breaks, and debrief.

The following parameters can be specified in the options parameter.

| Parameter | Type | Default | Description | |-----------|------|---------|-------------| | show_instructions | boolean | false | Whether to include instructions at the start | | show_practice | boolean | false | Whether to include practice rounds | | num_blocks | number | 3 | Number of experimental blocks | | num_trials | number | 5 | Number of trials per block | | show_debrief | boolean | false | Whether to show debrief at the end | | show_block_summary | boolean | true | Whether to show points summary between blocks | | num_cards | number | 32 | Number of cards in the grid | | num_loss_cards | number | 3 | Number of loss cards | | grid_columns | number | 8 | Number of columns in card grid | | card_width | number | 60 | Card width in pixels | | card_height | number | 80 | Card height in pixels | | flip_duration | number | 300 | Card flip animation duration in ms | | loss_value | number | -250 | Points lost per loss card | | gain_value | number | 10 | Points gained per gain card | | starting_score | number | 0 | Starting score for each trial | | practice_num_cards | number | 16 | Cards in practice rounds | | practice_num_loss_cards | number | 2 | Loss cards in practice | | practice_gain_value | number | 5 | Points gained in practice | | practice_loss_value | number | -50 | Points lost in practice | | text_object | object | trial_text | Text configuration object |

timelineUnits

utils

Author / Citation

A. Hunter Farhat