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2024 Mar 04
0
Default t test in R is Welch's test, not Student's, and can be very problematic
...I'm just writing to draw your attention to this paper, which is Open Access: Curtis, D. Welch?s t test is more sensitive to real world violations of distributional assumptions than student?s t test but logistic regression is more robust than either. Stat Papers (2024). https://doi.org/10.1007/s00362-024-01531-7 https://link.springer.com/article/10.1007/s00362-024-01531-7?utm_source=rct_congratemailt&utm_medium=email&utm_campaign=oa_20240304&utm_content=10.1007/s00362-024-01531-7 I hadn't really noticed that the default implementation of the t test in R uses Welch's method...