BY the pamphlet and diagrams prepared by Mr. McGegan he suggests a method by which, when an observer has taken an altitude of a star the identity of which is doubtful, he can, if he also observes ...

This paper presents theory and applications of a simple graphical method, called hazard plotting, for the analysis of multiply censored life data consisting of failure times of failed units intermixed ...

MR. WOLFE offers us a detailed study of the graphical methods as used in statical problems, with applications to the investigation of various types of structures. He first sets out the ordinary ...