LEADER 00000nam 2200193 a 4500 001 0630341 003 UkHlHU 007 t 008 000405 2 1947 000 eng 040 UkHlHU 050 4 JFB T4 100 1 Thomson, Godfrey H.|q(Godfrey Hilton),|d1881-1955. 245 10 How to calculate correlations. 250 2nd edition. 300 0000p. 650 0 Education.