TY - JOUR AU1 - HALPERIN, MAX TI - THE USE OF χ2 IN TESTING EFFECT OF BIRTH ORDER JF - Annals of Human Genetics DO - 10.1111/j.1469-1809.1952.tb02502.x DA - 1952-01-01 UR - https://www.deepdyve.com/lp/wiley/the-use-of-2-in-testing-effect-of-birth-order-00HQWlzMax SP - 99 EP - 106 VL - 17 IS - 1 DP - DeepDyve ER -