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update RT docs
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Josh de Leeuw
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<!DOCTYPE html>
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<!DOCTYPE html>
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<html>
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<html>
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<head>
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<title>My experiment</title>
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<script src="../jspsych.js"></script>
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<script src="../plugins/jspsych-html-keyboard-response.js"></script>
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<script src="../plugins/jspsych-image-keyboard-response.js"></script>
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<link rel="stylesheet" href="../css/jspsych.css">
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</head>
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<body></body>
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<script>
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/* create timeline */
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<head>
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var timeline = [];
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<title>My experiment</title>
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<script src="../jspsych.js"></script>
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<script src="../plugins/jspsych-html-keyboard-response.js"></script>
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<script src="../plugins/jspsych-image-keyboard-response.js"></script>
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<script src="../plugins/jspsych-preload.js"></script>
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<link rel="stylesheet" href="../css/jspsych.css">
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</head>
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/* define welcome message trial */
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<body></body>
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var welcome_block = {
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<script>
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type: "html-keyboard-response",
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/* create timeline */
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stimulus: "Welcome to the experiment. Press any key to begin."
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var timeline = [];
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};
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timeline.push(welcome_block);
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/* define instructions trial */
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/* preload images */
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var instructions = {
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var preload = {
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type: "html-keyboard-response",
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type: 'preload',
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stimulus: "<p>In this experiment, a circle will appear in the center " +
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images: ['img/blue.png', 'img/orange.png']
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"of the screen.</p><p>If the circle is <strong>blue</strong>, " +
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}
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"press the letter f on the keyboard as fast as you can.</p>" +
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timeline.push(preload);
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"<p>If the circle is <strong>orange</strong>, press the letter j " +
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"as fast as you can.</p>" +
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"<div style='width: 700px;'>"+
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"<div style='float: left;'><img src='img/blue.png'></img>" +
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"<p class='small'><strong>Press the f key</strong></p></div>" +
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"<div class='float: right;'><img src='img/orange.png'></img>" +
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"<p class='small'><strong>Press the j key</strong></p></div>" +
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"</div>"+
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"<p>Press any key to begin.</p>",
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post_trial_gap: 2000
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};
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timeline.push(instructions);
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/* test trials */
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/* define welcome message trial */
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var welcome = {
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type: "html-keyboard-response",
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stimulus: "Welcome to the experiment. Press any key to begin."
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};
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timeline.push(welcome);
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var test_stimuli = [
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/* define instructions trial */
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{ stimulus: "img/blue.png", data: { test_part: 'test', correct_response: 'f' } },
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var instructions = {
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{ stimulus: "img/orange.png", data: { test_part: 'test', correct_response: 'j' } }
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type: "html-keyboard-response",
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];
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stimulus: `
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<p>In this experiment, a circle will appear in the center
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of the screen.</p><p>If the circle is <strong>blue</strong>,
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press the letter F on the keyboard as fast as you can.</p>
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<p>If the circle is <strong>orange</strong>, press the letter J
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as fast as you can.</p>
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<div style='width: 700px;'>
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<div style='float: left;'><img src='img/blue.png'></img>
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<p class='small'><strong>Press the F key</strong></p></div>
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<div class='float: right;'><img src='img/orange.png'></img>
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<p class='small'><strong>Press the J key</strong></p></div>
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</div>
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<p>Press any key to begin.</p>
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`,
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post_trial_gap: 2000
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};
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timeline.push(instructions);
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var fixation = {
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/* test trials */
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type: 'html-keyboard-response',
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var test_stimuli = [
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stimulus: '<div style="font-size:60px;">+</div>',
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{ stimulus: "img/blue.png", correct_response: 'f' },
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choices: jsPsych.NO_KEYS,
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{ stimulus: "img/orange.png", correct_response: 'j' }
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trial_duration: function(){
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];
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return jsPsych.randomization.sampleWithoutReplacement([250, 500, 750, 1000, 1250, 1500, 1750, 2000], 1)[0];
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},
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var fixation = {
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data: {test_part: 'fixation'}
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type: 'html-keyboard-response',
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stimulus: '<div style="font-size:60px;">+</div>',
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choices: jsPsych.NO_KEYS,
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trial_duration: function () {
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return jsPsych.randomization.sampleWithoutReplacement([250, 500, 750, 1000, 1250, 1500, 1750, 2000], 1)[0];
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},
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data: {
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task: 'fixation'
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}
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}
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}
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var test = {
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var test = {
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type: "image-keyboard-response",
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type: "image-keyboard-response",
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stimulus: jsPsych.timelineVariable('stimulus'),
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stimulus: jsPsych.timelineVariable('stimulus'),
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choices: ['f', 'j'],
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choices: ['f', 'j'],
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data: jsPsych.timelineVariable('data'),
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data: {
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on_finish: function(data){
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task: 'response',
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data.correct = data.key_press == data.correct_response;
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correct_response: jsPsych.timelineVariable('correct_response')
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},
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},
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on_finish: function (data) {
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data.correct = data.response == data.correct_response;
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}
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}
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}
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var test_procedure = {
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timeline: [fixation, test],
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timeline_variables: test_stimuli,
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repetitions: 5,
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randomize_order: true
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}
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timeline.push(test_procedure);
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/* define debrief */
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var debrief_block = {
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type: "html-keyboard-response",
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stimulus: function () {
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var trials = jsPsych.data.get().filter({ task: 'response' });
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var correct_trials = trials.filter({ correct: true });
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var accuracy = Math.round(correct_trials.count() / trials.count() * 100);
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var rt = Math.round(correct_trials.select('rt').mean());
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return `<p>You responded correctly on ${accuracy}% of the trials.</p>
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<p>Your average response time was ${rt}ms.</p>
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<p>Press any key to complete the experiment. Thank you!</p>`;
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var test_procedure = {
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timeline: [fixation, test],
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timeline_variables: test_stimuli,
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repetitions: 5,
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randomize_order: true
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}
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}
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timeline.push(test_procedure);
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};
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timeline.push(debrief_block);
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/* define debrief */
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/* start the experiment */
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jsPsych.init({
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timeline: timeline,
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on_finish: function () {
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jsPsych.data.displayData();
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}
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});
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</script>
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var debrief_block = {
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type: "html-keyboard-response",
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stimulus: function() {
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var trials = jsPsych.data.get().filter({test_part: 'test'});
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var correct_trials = trials.filter({correct: true});
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var accuracy = Math.round(correct_trials.count() / trials.count() * 100);
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var rt = Math.round(correct_trials.select('rt').mean());
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return "<p>You responded correctly on "+accuracy+"% of the trials.</p>"+
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"<p>Your average response time was "+rt+"ms.</p>"+
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"<p>Press any key to complete the experiment. Thank you!</p>";
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}
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};
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timeline.push(debrief_block);
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/* start the experiment */
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jsPsych.init({
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timeline: timeline,
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on_finish: function() {
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jsPsych.data.displayData();
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}
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});
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</script>
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</html>
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</html>
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@ -23,6 +23,8 @@ markdown_extensions:
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guess_lang: false
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guess_lang: false
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- toc:
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- toc:
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permalink: true
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permalink: true
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- pymdownx.superfences
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- pymdownx.details
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repo_url: 'https://github.com/jspsych/jsPsych'
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repo_url: 'https://github.com/jspsych/jsPsych'
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repo_name: 'jspsych/jspsych'
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repo_name: 'jspsych/jspsych'
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docs_dir: docs
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docs_dir: docs
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