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Applied statistics for business and economics için kapak resmi
Başlık:
Applied statistics for business and economics
Yazar:
Leekley, Robert M. author
ISBN:
9781439805688
Yazar Ek Girişi:
Yayım Bilgisi:
Boca Raton, FL : CRC Press, 2010.
Fiziksel Tanımlama:
xix, 476 pages : illustrations ; 27 cm.
Genel Not:
Includes index.

"A Chapman & Hall book."
İçerik:
Introduction to StatisticsWhat Is Statistics Good for?Some Further Applications of StatisticsSome Basic Statistical IdeasOn Studying StatisticsDescribing Data: Tables and GraphsLooking at a Single VariableLooking for RelationshipsLooking at Variables over TimeDescribing Data: Summary StatisticsWhen Pictures Will Not DoMeasures of a Single Numeric VariableMeasures of a Single Categorical VariableMeasures of a RelationshipBasic ProbabilityWhy Probability?The BasicsComputing ProbabilitiesSome Tools That May HelpRevising Probabilities with Bayes' TheoremProbability DistributionsDiscrete Random VariablesThe Binomial Probability DistributionContinuous Random VariablesThe Normal Distribution: The Bell-Shaped CurveThe Normal Approximation to the BinomialSampling and Sampling DistributionsSamplingWhat Are Sampling Distributions and Why Are They Interesting?The Sampling Distribution of a ProportionThe Sampling Distribution of a Mean: Ï X KnownThe Sampling Distribution of a Mean: Ï X UnknownOther Sampling DistributionsEstimation and Confidence IntervalsPoint and Interval Estimators of Unknown Population ParametersEstimates of the Population ProportionEstimates of the Population MeanA Final Word on Confidence IntervalsTests of Hypotheses: One-Sample TestsTesting a Claim: Type I and Type II ErrorsA Two-Tailed Test for the Population ProportionA One-Tailed Alternative for the Population ProportionTests for the Population MeanA Two-Tailed Test for the Population MeanA One-Tailed Alternative for the Population MeanA Final Word on One-Sample TestsTests of Hypotheses: Two-Sample TestsLooking for Relationships AgainA Difference in Population ProportionsA Difference in Population MeansA Difference in Means: Ï s KnownA Difference in Means: Ï s Unknown but EqualA Difference in Means: Ï s Unknown and UnequalA Difference in Means: Using Paired DataA Final Word on Two-Sample TestsTests of Hypotheses: Contingency and Goodness-of-FitA Difference in Proportions: An Alternate ApproachContingency Tables with Several Rows and/or ColumnsA Final Word on Contingency TablesTesting for Goodness-of-FitA Final Example on Testing for Goodness-of-FitTests of Hypotheses: ANOVA and Tests of VariancesA Difference in Means: An Alternate ApproachANOVA with Several CategoriesA Final Word on ANOVAA Difference in Population VariancesSimple Regression and CorrelationThe Population Regression LineThe Sample Regression LineEvaluating the Sample Regression LineEvaluating the Sample Regression SlopeThe Relationship of F and t: Here and BeyondPredictions Using the Regression LineRegression and CorrelationAnother ExampleDummy Explanatory VariablesThe Need for Multiple RegressionMultiple RegressionExtensions of Regression AnalysisThe Population Regression LineThe Sample Regression LineEvaluating the Sample Regression LineEvaluating the Sample Regression SlopesPredictions Using the Regression LineCategorical VariablesEstimating Curved LinesAdditional ExamplesTime-Series AnalysisExploiting Patterns over TimeThe Basic Components of a Time SeriesMoving AveragesSeasonal VariationThe Long-Term TrendThe Business CyclePutting It All Together: ForecastingAnother ExampleAppendix AAppendix B: Answers to Odd-Numbered ExercisesAppendix CIndex
Özet:
Encourages development of application and decision making skills for use in managing raw data and real-world projects. This book includes such topics as scattergrams and time series graphs, simple and multiple regressions, time series analysis, and random sampling.
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Kitap EKOBKN0010210 519.5 LEE 2010
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