说明：  编写fisher判别分析的程序并自选地理数据实验 要求：能正确读取数据；程序界面友好，操作简便；功能齐全（包括构造判别式、合理性检验、预测、因素分析等）；
(Fisher discriminant analysis prepared by the procedures and experimental geo-data-on-demand requirements: to read the data correctly procedures user-friendly, easy to operate feature complete (including the discriminant structure, a reasonable test, forecasting, factor analysis, etc.) )