CONTENTS 



PREFACE 



INTRODUCTION TO THE USE OF THE TABLES . 



V 



xiii 



TABLES * 



TABLE PAGE 



I. Table of Deviates of the Normal Curve for each Permille of 



Frequency xv 1 



II. Tables of the Probability Integral : Area and Ordinate of 



the Normal Curve in terms of the Abscissa . . xvii 2-7 



III. Tables of the Probability Integral: Abscissa and Ordinate 



in terms of difference of Areas ..... xvii 9-10 



IV. Tables of the Probability Integral : Logarithms of Areas 



for high Values of Deviate ..... xxi 11 



V. Probable Errors of Means and Standard Deviations . xxii 12-18 



VI. Probable Errors of Coefficients of Variation . . . xxii 18 



VII. Abac for Probable Error of a Coefficient of Correlation r xxiii 19 



VIII. Probable Error of a Coefficient of Correlation : Table to 



facilitate the calculation of 1 r* . . . . xxiii 20-21 



IX. Values of the Incomplete Normal Moment Functions, First 



to Tenth Moments xxiv 22-23 



X. Numerical Values and Graph of Generalised Probable Error xxv 24 



XI. Values of the Functions fa, fa, and fa required to determine 



the constants of a Normal Frequency Distribution from 



the Moments of its Truncated Tail .... xxviii 25 



XII. Tables for Testing Goodness of Fit: 3 to 30 frequency 



groupings xxxi 26-28 



* The Roman figures to the pages refer to the Introduction, where the Table is discussed, the 

 Arabic to the Table itself. 



B. 6 



