Hi, I’m using PsychoPy 3.0.5 on macOS 10.14.3 (18D109). I’m trying to pseudorandomized my jittering ITI. I have 88 trials followed by a jittering fixation cross. I’d like these 88 jitter values to be picked pseudorandomly, i.e. 11 repetitions of each value, as shown here: 1.5 s X11 1.75 s X11 2…

Hi @Genevieve_Allaire-Du , the initial fixation is only logged on the first row because it is only presented once. This is because you present the initial fixation, and then you enter your loop, which loops 88 times and then moves on to the end of the experiment. It may be better if you swapped the o…

Pseudorandom jittering ITI by code in the builder

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Genevieve_Allaire-Du March 29, 2019, 5:14pm 21

Awesome, thanks!

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Pseudorandom jittering ITI by code in the builder

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