Evidence for Sequential Performance Effects in Professional Darts

A Statistician Plays Darts

Darts is enjoyed both as a pub game and as a professional competitive activity. Yet most players aim for the highest scoring region of the board, regardless of their skill level. By modeling a dart throw as a 2-dimensional Gaussian random variable, we show that this is not always the optimal strategy. We develop a method, using the EM algorithm, for a player to obtain a personalized heatmap, wh...

Darts and hoopla board design

The Empoisoned Darts of Venus

OIn 1775 Joseph Priestley issued the first volumes of his Experiments & Observations on different kinds of Air [1], the fruit of work which had been occupying him for the previous four or five years [2], In the appendix to volume II of Priestley's work appeared a letter dated 3rd October 1775 in which the writer asserts that there is "no room to doubt of the great advantages the medical world m...

Interpreting physical performance in professional

evidence of adverse selection in irans health insurance market

در این تحقیق به مطالعه وجود انتخاب نامساعد(کژ گزینی) در بازار بیمه درمان تکمیلی ایران پرداخته شده است. داده های مورد نیاز توسط پرسشنامه و به روش نمونه گیری خوشه ای جمع آوری شده است. پرسشنامه ها در میان افراد شاغل ساکن شهر تهران توریع شد. در این تحقیق با استفاده از تخمین دو مدل لجستیک و به دست آوردن ضریب همبستگی میان تقاضای بیمه درمان تکمیلی و رخداد خسارت به بررسی موضوع مورد نظر پرداخته شده است....