OS (e.g. Win10): macOS 13.5.1 PsychoPy version (e.g. 2024.2.4 Py 3.8): PsychoPy v2024.1.5 Hi there! I am trying to randomise the duration that a stimuli is presented. For a little context, I’m trying to set my experiment up in a way that makes participants decide quickly between imageA and imageB.…

Hello @finn [image] finn: However, I think PsychoPy is processing the input as a string and thus the experiment keeps crashing. You could convert the string to an int. ranInt = int("10") See here How to Convert a Python String to int – Real Python Best wishes Jens

Hi Jens, Thanks for the suggestion! I tried using several methods to ensure that it is being read as an integer, but when it runs, the prompt for text and key disappears with same start and stop time again (similar issue as to the above). Best regards Finn

Hello @finn You will need to provide more information about how you programmed your experiment. [image] finn: but when it runs, the prompt for text and key disappears with same start and stop time again (similar issue as to the above). So how do you try to do this? In which version does it …

[image] Wakefield's Daily Tips Blog Random functions Do not import random in Builder. As mentioned in Wakefield's Daily Tips - #19 by wakecarter Builder scripts already contain the line: from numpy.random import random, randint, normal, shuffle, choice as rand…

Randomising Stimuli Duration

Builder

wakecarter April 1, 2025, 10:49am 5

Since allFrames is shuffled why use pop(0) rather than just pop() ?

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Randomising Stimuli Duration

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