Hypothesis Testing: The Traditional MethodProcedures for Hypothesis Testing1. The Null and Alternative Hypotheses2. The Level of Significance3. The Test Statistic4. The Critical Value5. State Your DecisionOne-Tail vs. Two-Tail TestsTwo-Tail Hypothesis TestingOne-Tail Hypothesis TestingHypothesis Testing for the Population MeanWhen Sigma Is KnownWhen Sigma Is Unknown and Using a Large SampleWhen Sigma Is Unknown and Using a Small SampleThe Role of Alpha in Hypothesis TestingThe p-Value MethodThe p-Value for a One-Tail TestThe p-Value for a Two-Tail TestUsing Excel for Hypothesis TestingUsing Excel’s NORM.S.DIST FunctionUsing Excel’s T.DIST, T.DIST.RT, and T.DIST.2T FunctionsUsing Excel’s T.INV and T.INV.2T FunctionsHypothesis Testing for the Population Proportion with Large SamplesOne-Tail Hypothesis Test for the ProportionTwo-Tail Hypothesis Test for the ProportionPractice Problems
