p 值
当
m
确实等于原假设 (H
0
) 中指定的参考值时获得样本均值的概率。如果 p 值小于或等于
a
水平,则可以否定 H
0
。
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