The shifting shelf task: a new, non-verbal measure for attentional set shifting.

Proc Biol Sci · 2023 · PMC9845975 · PMID 36651050

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marginally significantno p-value reported

In about half of the trials directly after a switch chimpanzees made an error (52%), which was not statistically different from 3-year olds (64%), 4-year olds (59%) nor 5-year olds (26%; this comparison was marginally significant but note the low sample size of 5-year olds ( n = 13)).

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