假设检验相关知识简介
假设检验
Objectives
Explain the differences between decision making with population data and sample dataExplain the risks of sample based decision makingExplain what a hypothesis isExplain why hypothesis testing is important to process improvement.Define the terms “Null Hypothesis” and “Alternative Hypothesis”.Compare Hypothesis testing to Courtroom Decision Making.Explain the terms “a risk” and “b risk”. Explain what a “p value” is