对卡方的贡献
每个类别对卡方值的贡献计算如下:(观测值
– 期望值)
/ 期望值。卡方统计量是所有类别中这些值的和。
相关图表工具
常用统计图形在线生成工具:
Pareto Chart
Bar Chart
Box Plot
Histogram
Line Chart
Scatter Plot
Time Series Plot
Function Grapher
Normal Distribution Graph
Normal Probability Plot
实用工具:
Calendar with weeks
Public Holidays by Countries / Regions
Timer & Countdown
Date Calculator
World Clock & Time Zones