统计学CH11 英文版.ppt
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统计学CH11 英文版.ppt

统计学CH11英文版.ppt

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Chapter11StatisticalInferenceNonstatisticalHypothesisTestingNonstatisticalHypothesisTestingNonstatisticalHypothesisTestingNonstatisticalHypothesisTestingNonstatisticalHypothesisTestingNonstatisticalHypothesisTestingNonstatisticalHypothesisTestingNonstatisticalHypothesisTestingConceptsofHypothesisTesting(1)ConceptsofHypothesisTestingConceptsofHypothesisTesting(2)ConceptsofHypothesisTesting(3)ConceptsofHypothesisTesting(4)ConceptsofHypothesisTestingConceptsofHypothesisTesting(5)TypesofErrorsExample11.1Example11.1Example11.1Example11.1Example11.1RejectionregionExample11.1Example11.1Example11.1TheBigPictureStandardizedTestStatisticExample11.1…TheBigPictureAgainp-ValueofaTestP-ValueofaTestInterpretingthep-valueInterpretingthep-valueInterpretingthep-valueExample11.1Example11.1ConclusionsofaTestofHypothesisChapter-OpeningExampleSSAEnvelopePlanChapter-OpeningExampleSSAEnvelopePlanSSAEnvelopePlanSSAEnvelopePlanSSAEnvelopePlanSSAEnvelopePlanSSAEnvelopePlanSSAEnvelopePlanOne–andTwo–TailTestingOne–andTwo–TailTestingRight-TailTestingLeft-TailTestingTwo–TailTestingExample11.2Example11.2Example11.2Example11.2Example11.2Example11.2Two-TailTestp-valueExample11.2Example11.2SummaryofOne-andTwo-TailTests…DevelopinganUnderstandingofStatisticalConceptsDevelopinganUnderstandingofStatisticalConceptsDevelopinganUnderstandingofStatisticalConceptsDevelopinganUnderstandingofStatisticalConceptsProbabilityofaTypeIIErrorProbabilityofaTypeIIErrorβExample11.1(revisited)Example11.1(revisited)EffectsonβofChangingαEffectsonβofChangingαEffectsonβofChangingαJudgingtheTestJudgingtheTestJudgingtheTestDevelopinganUnderstandingofStatisticalConceptsDevelopinganUnderstandingofStatisticalConceptsPowerofaTestSSAExampleCalculatingβSSAExampleCalculatingβSSAExampleCalculatingβExample11.2CalculatingβExample11.2CalculatingβExample11.2CalculatingβJudgingtheTestUsingExcel…TheRoadAheadTheRoadAheadProblemObjectivesTable11.2Derivations