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. 2017 Jan 16;8:13968. doi: 10.1038/ncomms13968

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Copyright © 2017, The Author(s)

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Tsimane' adults show an effect of education on the perception of number but not cumulative surface area. The beta weights were calculated from a mixed model logistic regression showing the effect of education on number and area weights in Tsimane' adults (n=51). Error bars represent the s.e. of the mean.