Question 13 0 /1 pts Which is an essential characteristic of experiments: non-random assignment of participants to conditions random assignment of participants to conditions none of the other answers options to this quiz question is correct observation taking without pre-existing hypothesis
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This helps to ensure that the results are not influenced by any pre-existing differences between the participants. Non-random assignment of participants to conditions can lead to biased results, as it may not account for potential confounding variables. Show more…
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