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kristiyip 2017-07-12 12:02:59 -04:00 committed by GitHub
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@ -110,6 +110,51 @@ And for a slightly longer experiment example, here is a flanker experiment which
<div markdown="3" style="width: 50%;"> <div markdown="3" style="width: 50%;">
<sub> <sub>
```javascript
var test_stimuli = [
{ stimulus: "<<<<<", data: { stim_type: 'congruent'} },
{ stimulus: ">>>>>", data: { stim_type: 'congruent'} },
{ stimulus: "<<><<", data: { stim_type: 'incongruent'} },
{ stimulus: ">><>>", data: { stim_type: 'incongruent'} }
];
var test = {
timeline: [{
type: 'html-keyboard-response',
choices: [37, 39],
stimulus: jsPsych.timelineVariable('stimulus'),
data: jsPsych.timelineVariable('data'),
post_trial_gap: 1500,
response_ends_trial: true
}],
timeline_variables: test_stimuli,
sample: {type: 'fixed-repetitions', size: 2}
};
var debrief = {
type: "html-keyboard-response",
stimulus: function() {
var congruent_rt = Math.round(jsPsych.data.get()
.filter({stim_type: 'congruent'}).select('rt').mean());
var incongruent_rt = Math.round(jsPsych.data.get()
.filter({stim_type: 'incongruent'}).select('rt').mean());
return "<p style='font-size:25px'>" +
"Your average response time for congruent trials was <strong>" +
congruent_rt + "ms</strong>.</p>"+
"<p style='font-size:25px'>" +
"Your average response time for incongruent trials was <strong>" +
incongruent_rt + "ms</strong>.</p>";
}
};
var timeline = [];
timeline.push(test);
timeline.push(debrief);
jsPsych.init({
timeline: timeline,
on_finish: function() {
jsPsych.data.displayData();
}
});
```
</sub> </sub>
</div> </div>
</div> </div>