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. 2021 Feb 8;16(2):e0246683. doi: 10.1371/journal.pone.0246683

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© 2021 Williams et al

This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.

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Fig 4 — Pearson’s correlation coefficient of 0.21 reflected a weak relationship between first semester Ph.D. GPA and GRE writing score. Given the p-value of 0.21 was above the .05 α-level, no significant relationship existed between a UR trainee’s first-semester Ph.D. GPA and their GRE analytical writing score.