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Illustration of mixing costs (baseline trials vs. no-shift trials) and local costs (no-shift trials vs. shift trials) for non-perseverating children as a function of age and performance on Go/No-Go (top panel) and Nebraska Barnyard (bottom panel). Mean corresponds to mean scores on the Go/No-Go or Nebraska Barnyard, while low and high respectively correspond to scores one standard deviation below and above the mean (for Go/No-Go, high corresponds to the maximum score).
