Tracts for Computers 

 Attention is drawn to the following issues: 



XIIL BIBLIOTHECA TABULARUM MATHEMATICARUM 



being a Descriptive Catalogue of Mathematical Tables. Part L 

 Logarithms of Numbers. By JAMES HENDERSON, Ph.D. Price 9s. net. 



XV. RANDOM SAMPLING NUMBERS, By L H. C TIPPEIT, 



M.Scu With a Foreword by the Editor. Price 3s, 9d. net, 



XVIL LOGARITHMETICA BRITANN1CA. A Standard Table 

 of Logarithms to 20 Decimal Places. By A. J. THOMPSON, Ph.D. 

 Part V. Numbers 50,000 to 60,000. Price 15s. net. 



Cambridge University Press Fetter Lane, E.C. 4 



At the Bio-metric Laboratory, University College^ London. 



TABLES FOR STATISTICIANS AND 

 BIOMETRICIANS. Edited b y KARL PEARSON, F.R.S. 



The new edition of this look consists of two Path 



aed in 1914 is now in the Third Edition carefully rt Ic may be 



iirect from the Biometric Laboratory, University College, London, price 

 phis 15. postage to any address, or through any bookseller. 



ontains the Tables issued in Biometrika during the List seventeen years 

 number of Tables not yet published, bur. recently computed ; it can 

 uned, on application to the Secretary of the Laboratory. 



PRESS NOTICES OF THE FIRST EDITION 



the difficult field of higher statistics such aids are ir valuable. Their calculation and 



inevitable as the steady progress of .< method \s ! s within grip of mthe 



viable data of biologic;:! observation. The e cause for congratulation is, 



s have been done but that they have been clone so well. ...The volume is in 



. engaged in serious statistical work." Science 



eloquent testimony to the self-effacing labour of a body of men and women who 

 :ow scientists from a great deal of iu'rsorne arithmetic; and the total time that will be 

 publication of this work is, of course, incalculable.... To the statistician these 

 Journal of Education 



s a natural outcome of Professor Karl Pearson's work, and apart from their 

 y have been prepared, their assemblage in one volume marks an interesting 

 method, as indicating the number and importance of the calculations which 

 , ' ' Post Magazine 



; ''">wing works prepared in the Biometric Laboratory 

 can be obtained from H.M. Stationery Office. 



The Er. r.vict, A Statistical Study. By CHARLES GORING, M,D. 



Tex <)f Measurements (printed by Convict-Labour). Price >f 



r>Egli; : - :t. An Abridgment, with an Introduction by KARL PEARSON, F.R.Pi. Price y, 



aplete P-Functioa. Edited with an Introduction by KARL PEARSON, F.R.S. 

 Price 2. zs, od. or by Post 2. 2s. oxf. 



Completed and awaiting issue: 

 >ls o! the Incomplete B-Functioru To be edited with an Introduction by KAHL PEARSON, F.R.S, 



