Statistical Analysis of China's Coal Mine Particularly Serious Accidents

摘要

Based on China's coal mine particularly serious accident data from 1981 to 2010, the times and death toll of PSCA are described by statistical methods; the relative indexes according to time, output, employee are analyzed by statistical methods, and the results show the developing trend of PSCA is grim. According to month, area and accident type, some useful and important analysis conclusions are drawn. At last, the main factors of PSCA are analyzed by granger causality test, impulse response function and variance decomposition. The result can provide reference for decision-making.