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Making Sense of Data | |
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Executive Overview | |
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What Do We Mean by "Data?" | |
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Data About What?Gathering Data | |
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Summarizing Data | |
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The Role of Probability | |
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Evaluating Other People''s Data and Conclusions | |
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The Role of theComputer | |
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Summary | |
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Summarizing Data | |
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Executive Overview | |
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Chapter Case Introduction | |
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The Distribution ofValues of a Variable | |
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Two-Variable Summaries | |
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On the Average:Typical Values | |
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Measuring Variability | |
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Calculators and StatisticalSoftware | |
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Statistical Methods and Quality Improvement | |
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ChapterCase Analyses | |
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Summary | |
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Supplementary Exercises | |
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Business Cases | |
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A First Look at Probability | |
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Executive Overview | |
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Chapter Case Introduction | |
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Basic Principles ofProbability | |
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Statistical Independence | |
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Probability Tables, Trees, andSimulations | |
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Chapter Case Analysis | |
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Summary | |
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SupplementaryExercises | |
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Business Cases | |
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Review Exercises: Chapters 2 and 3 | |
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Random Variables and Probability Distribution | |
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Executive Overview | |
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Chapter Case Introduction | |
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Random Variables:Basic Ideas | |
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Probability Distributions: Discrete Random Variables | |
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Expected Value, Variance, and Standard Deviation | |
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Joint ProbabilityDistributions and Independence | |
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Covariance and Correlation ofRandom Variables | |
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Chapter Case Analysis | |
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Summary | |
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SupplementaryExercises | |
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Business Cases | |
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Some Special Probability Distributions | |
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Executive Overview | |
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Chapter Case Introduction | |
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Counting PossibleOutcomes | |
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Bernoulli Trials and the Binomial Distribution | |
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ThePoisson Distribution | |
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The Normal Distribution | |
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Checking Normality | |
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Chapter Case Analysis | |
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Summary | |
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Supplementary Exercises | |
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BusinessCases | |
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Random Sampling and Sampling Distrubtions | |
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Executive Overview | |
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Chapter Case Introduction | |
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Random Sampling | |
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Sample Statistics and Sampling Distributions | |
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SamplingDistributions for Means and Sums | |
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Chapter Case Analysis | |
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Summary | |
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Appendix: Standard Error of a Mean | |
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Supplementary Exercises | |
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Business Cases | |
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Review Exercises: Chapters 4-6 | |
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Point Interval Estimation | |
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Executive Overview | |
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Chapter Case Introduction | |
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Point Estimators | |
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Interval Estimation of a Mean, Known Standard Deviation | |
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ConfidenceIntervals for a Proportion | |
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How Large a Sample is Needed? | |
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The tDistribution | |
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Confidence Intervals with the t Distribution | |
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Assumptions for Interval Estimation | |
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Chapter Case Analysis | |
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Summary | |
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Supplementary Exercises | |
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Business Case | |
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Hypothesis Testing | |
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Executive Overview | |
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Chapter Case Introduction | |
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A Test for a Mean,Known Standard Deviation | |
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Type II Error, � Probability, and Power ofa Test | |
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The p-Value for a Hypothesis Test | |
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Hypothesis Testing withthe t Distribution | |
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Assumptions for t Tests | |
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Testing a Proportion:Normal Approximation | |
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Hypothesis Tests and Confidence Intervals | |
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Chapter Case Analysis | |
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Summary | |
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Supplementary Exercises | |
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BusinessCase | |
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Review Exercises: Chapters 7-8 | |
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Comparing Two Samples | |
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Executive Overview | |
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Chapter Case Introduction | |
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Comparing the Means of Two Populations | |
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ANonparametric Test: The Wilcoxon Rank SumTest | |
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Paired-Sample Methods | |
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TheSigned-Rank Method | |
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Two-SampleProcedures for Proportions | |
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Chi-Squared Test for CountData | |
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Chapter Case Analysis | |
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Summary | |
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Supplementary Exercises | |
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Business Cases | |
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Analysis of Variance and Designedexperiments | |
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Executive Overview | |
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Chapter Case Introduction | |
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Testing the Equality of Several PopulationMeans | |
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Comparing Several Distributions by a Rank Test | |
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SpecificComparisons Among Means | |
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Two-Factor Experiments | |
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RandomizedBlock Designs | |
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Chapter Case Analysis | |
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Summary | |
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SupplementaryExercises | |
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Business Cases | |
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Linear Regression and Correlation Methods | |
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Executive Overview | |
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Chapter Case Introduction | |
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The LinearRegression Model | |
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Estimating Model Parameters | |
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Inferences aboutRegression Parameters | |
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Predicting New Y Values using Regression | |
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Correlation | |
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Chapter Case Analysis | |
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Summing Up | |
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SupplementaryExercises | |
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Business Cases | |
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Multiple Regression Methods | |
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Executive Overview | |
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Chapter Case Introduction | |
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The MultipleRegression Model | |
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Estimating Multiple Regression Coefficients | |
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Inferences in Multiple Regression | |
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Testing a Subset of theRegression Coefficients | |