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. Author manuscript; available in PMC: 2022 Sep 1.
Published in final edited form as: J Cogn Enhanc. 2020 Nov 27;5(3):386–395. doi: 10.1007/s41465-020-00196-y

Table 3:

Kruskal-Wallis H tests to assess potential group differences at pretest.

Pretest measure Kruskal-Wallis H test
Best N-level H(3) = 0.38, p = .94
Corsi Blocks H(3) = 3.68, p = .30
Sequencing Span H(3) = 2.69, p = .44
Symmetry Span H(3) = 5.05, p = .17