|NO.Z.00001|——————————|BigDataEnd|——|Arithmetic&statistics.v01|——|statistical：comprehensive|

一、统计学大纲

[一.一]：描述统计

[一.二]：假设检验/统计推断

[一.三]：抽样方法

[一.四]：卡方检验

[一.五]：t检验、方差检验

Walter Savage Landor:strove with none,for none was worth my strife.Nature I loved and, next to Nature, Art:I warm'd both hands before the fire of life.It sinks, and I am ready to depart

                                                                                                                                                   ——W.S.Landor