过程变异
默认情况下,过程变异等于 6 乘以历史
s
值。只有在“选项”子对话框中输入历史
s
值时,才会计算过程变异。
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