Qualtrics Reaction Time Engine (QRTEngine) is an extension to Qualtrics which allows researchers, but generally any who are interested, to easily build behavioural online experiments.
Question: Considering Qualtrics usually auto-plays audio/video stimuli and all we do is hide the HTML elements, do html elements containing these different media play on being created (at the start), or upon being shown (by the QRTEngine at the right time).
Question: Considering Qualtrics usually auto-plays audio/video stimuli and all we do is hide the HTML elements, do html elements containing these different media play on being created (at the start), or upon being shown (by the QRTEngine at the right time).