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. 2009 Jul 24;5:31. doi: 10.1186/1744-9081-5-31

Figure 2.

Figure 2

Performance of the brachycephalic and dolichocephalic breed groups in Study 2. Columns show the group results compared to chance level (one sample t-test) and to each other (independent sample t-test). *** p < 0.001. The numbers in the columns show the percentage of the successful subjects within a group (measured at the individual level with binomial test).