Ross, John; Weitzman, R. A. The twenty-seven per cent rule. (English) Zbl 0127.10501 Ann. Math. Stat. 35, 214-221 (1964). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document Keywords:statistics × Cite Format Result Cite Review PDF Full Text: DOI