Statistical methods in the journal

Excerpts

Similarly, if a reader had knowledge of t-tests, contingency tables, nonparametric tests, epidemiologic statistics, Pearson’s correlation, simple linear regression, analysis of variance, transformations, and nonparametric correlation (topics typically included in introductory statistics courses), then 21 percent of the articles would be accessible.

Reference

Nicholas J Horton, Suzanne S Switzer “Statistical methods in the journal” (2005) DOI: 10.1056/NEJM200511033531823

@Article{horton2005,
  title = {Statistical methods in the journal},
  author = {Horton, Nicholas J and Switzer, Suzanne S},
  journal = {New England Journal of Medicine},
  volume = {353},
  number = {18},
  pages = {1977--1979},
  year = {2005},
  publisher = {Mass Medical Soc},
  doi = {10.1056/NEJM200511033531823}
}