6西格玛绿带培训MaterialsTWO.pptx

Revision : 1.00 Date : June 2001;第二天: Tests of Hypotheses Week 1 recap of Statistics Terminology Introduction to Student T distribution Example in using Student T distribution Summary of formula for Confidence Limits Introduction to Hypothesis Testing The elements of Hypothesis Testing -----------------------------------------------------Break-------------------------------------------------------------------- Large sample Test of Hypothesis about a population mean p-Values, the observed significance levels Small sample Test of Hypothesis about a population mean Measuring the power of hypothesis testing Calculating Type II Error probabilities Hypothesis Exercise I -----------------------------------------------------Lunch-------------------------------------------------------------------- Hypothesis Exercise I Presentation Comparing 2 population Means: Independent Sampling Comparing 2 population Means: Paired Difference Experiments Comparing 2 population Proportions: F-Test -----------------------------------------------------Break-------------------------------------------------------------------- Hypothesis Testing Exercise II (paper clip) Hypothesis Testing Presentation 第一天wrap up;第二天: Analysis of variance 和simple linear regression Chi-square : A test of independence Chi-square : Inferences about a population variance Chi-square exercise ANOVA - Analysis of variance ANOVA – Analysis of variance case study -----------------------------------------------------Break-------------------------------------------------------------------- Testing the fittness of a probability distribution Chi-square: a goodness of fit test The Kolmogorov-Smirnov Test Goodness of fit exercise using dice Result 和discussion on exercise ------------------------------------------------------Lunch------------------------------------------------------------------- Probabilistic 关系hip of a regression model Fitting model with least square approach Assumptions 和var