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. 2018 May 16;12:58. doi: 10.1186/s12918-018-0582-x

Fig. 1.

Fig. 1

Finite sample performance of the t approximation under low dimensions (dx=dy=1): (a) normal setting and (b) uniform setting. The histograms represent the sample distributions of the test statistic Tn under independence null, and the curves are corresponding t curves