Simple pseudorandomisation of text stimuli

[wakecarter]

Have a look at my randomisation without repetition online demo

Randomise stimuli without consecutive presentation

Hi, I am programming a psychological experiment. In every trial, they read a scenario and see a face photo and hear an answer for the scenario. Scenarios are 20. And there are 4 conditions for the scenarios. (Happy face-Happy sound, Neutral face-Happy sound, Happy face-Neutral sound, Neutral face-Neutral sound) Therefore, All trials are 80. (Scenario 20 * Condition 4) The point is I need to randomize scenario order without repeating stimuli twice in a row. My problem is that the “random t…