KUNGL. SVENSKA VETENSKAPSAKADEMIENS HANDLINGAR. Band 58. N:o 3. 



MEDDELANDE FRÅN LUNDS ASTRONOMISKA OBSERVATORIUM 



THE CORRELATION FUNCTION OF TYPE A 



AND 



THE REGRESSION OF ITS CHARACTERISTICS 



BY 



S. D. WICKSELL 



DR. PHIL. 



WITH 2 PLATES AND 2 FIGURES IN THE TEXT 



COMMUNICATED MAY 9 T " 1917 BY C. Y. L. CHAELIEB AND H. YON KOCH 



STOCKHOLM 

 ALMQVIST & WIKSELLS BOKTRYCKERI-A.-B1 



BERLIN 



R. FRIEDLÄNDER & SOHN 

 11 CARLSTRASSE 



LONDON 



WILLIAM WESLEY & SON 

 28 ESSEX STREET. STRAND 



PARIS 



LIBRAIRIE C. KLLNCKSIECK 



11 RUE DE LILLE 



