← Search Journal of Applied Psychology 1930 A table for finding the probable error of R obtained by use of the Spearman-Brown formula (n=2). Harold A. Edgerton DOI10.1037/h0075759 Sources semanticscholar openalex Cite APA 7 MLA 9 Chicago (author–date) Harvard Elsevier Harvard (JFE, JBF…) The Accounting Review Academy of Management American Marketing Association INFORMS (Management Science) Copy citation Copied ✓