Sequential Analysis More than 100 royalty-free illustrations

More than 100 royalty-free illustrations — 17 in color — include magnificent works by: Hieronymus Bosch

brimming with Twain's celebrated brand of ironic

study of graphs

National Geographic

Card wizard Karl Fulves reveals the workings of some of his most successful card tricks—maneuvers that can be performed by beginners and experienced card magicians alike

Sequential Analysis More than 100 royalty-free illustrationsIn 1943, while in charge of Columbia University's Statistical Research Group, Abraham Wald devised Sequential Design, an innovative statistical inference system. Because the decision to terminate an experiment is not predetermined, sequential analysis can arrive at a decision much sooner and with substantially fewer observations than equally reliable test procedures based on a predetermined number of observations. The system's immense value was