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Introduction to Data Analysis and Decision Making | |
Introduction | |
An Overview of the Book | |
The Methods | |
A Sampling of Examples | |
Modeling and Models | |
Conclusion | |
Getting, Describing, and Summarizing Data | |
Describing Data: Graphs and Tables | |
Introduction | |
Basic Concepts | |
Frequency Tables and Histograms | |
Analyzing Relationships with Scatterplots | |
Time Series Plots | |
Exploring Data with Pivot Tables | |
Conclusion | |
Describing Data: Summary Measures | |
Introduction | |
Measures of Central Location | |
Quartiles and Percentiles | |
Minimum, Maximum, and Range | |
Measures of Variability: Variance and Standard Deviation | |
Obtaining Summary Measures with Add-Ins | |
Measures of Association: Covariance and Correlation | |
Describing Data Sets with Boxplots | |
Applying the Tools | |
Conclusion | |
Getting the Right Data | |
Introduction | |
Sources of Data | |
Using Excel's AutoFilter | |
Complex Queries with the Advanced Filter | |
Importing External Data from Access | |
Creating Pivot Tables from External Data | |
Web Queries | |
Other Data Sources On The Web | |
Cleansing The Data | |
Conclusion | |
Probability, Uncertainty, and Decision Making | |
Probability and Probability Distributions | |
Introduction | |
Probability Essentials | |
Distribution of a Single Random Variable | |
An Introduction to Simulation | |
Distribution of Two Random Variables: Scenario Approach | |
Distribution of Two Random Variables: Joint Probability Approach | |
Independent Random Variables | |
Weighted Sums of Random Variables | |
Conclusion | |
Normal, Binomial, Poisson, and Exponential Distributions | |
Introduction | |
The Normal Distribution | |
Applications of the Normal Distribution | |
The Binomial Distribution | |
Applications of the Binomial Distribution | |
The Poisson and Exponential Distributions | |
Fitting a Probability Distribution to Data: BestFit | |
Conclusion | |
Decision Making Under Uncertainty | |
Introduction | |
Elements of a Decision Analysis | |
The PrecisionTree Add-In | |
More Single-Stage Examples | |
Multistage Decision Problems | |
Bayes' Rule | |
Incorporating Attitudes Toward Risk | |
Conclusion | |
Statistical Inference | |
Sampling and Sampling Distributions | |
Introduction | |
Sampling Terminology | |
Methods for Selecting Random Samples | |
An Introduction to Estimation | |
Conclusion | |
Confidence Interval Estimation. | |
Introduction | |
Sampling Distributions | |
Confidence Interval for a Mean | |
Confidence Interval for a Total | |
Confidence Interval for a Proportion | |
Confidence Interval for a Standard Deviation | |
Confidence Interval for the Difference between Means | |
Confidence Interval for the Difference between Proportions | |
Controlling Confidence Interval Length | |
Conclusion | |
Hypothesis Testing | |
Introduction | |
Concepts in Hypothesis Testing | |
Hypothesis Tests for a Population Mean | |
Hypothesis Tests for Other Parameters | |
Tests for Normality | |
Chi-Square Test for Independence | |
One-Way ANOVA | |
Conclusion | |
Regression, Forecasting, and Time Series | |
Regression Analysis: Estimating Relationships | |
Introduction | |
Scatterplots: Graphing Relationships | |
Correlations: Indicators of Linear Relationships | |
Simple Linear Regression | |
Multiple Regression | |
Modeling Possibilities | |
Validation of the Fit | |
Conclusion | |
Regression Analysis: Statistical Inference | |
Introduction | |
The Statistical Model | |
Inferences about the Regression Coefficients | |
Multicollinearity | |
Include/Exclude Decisions | |
Stepwise Regression | |
The Partial F Test | |
Outliers | |
Violations of Regression Assumptions | |
Prediction | |
Conclusion | |
Time Series Analysis and Forecasting | |
Introduction | |
Forecasting Methods: An Overview | |
Testing for Randomness | |
Regression-Based Trend Models | |
The Random Walk Model | |
Autoregression Models | |
Moving Averages | |
Exponential Smoothing | |
Seasonal Models | |
Conclusion | |
Decision Modeling | |
Introduction to Optimization Modeling | |
Introduction | |
A Brief History of Linear Programming | |
Introduction to LP Modeling | |
Sensitivity Analysis and the SolverTable Add-In | |
The Linear Assumptions | |
Graphical Solution Method | |
Infeasibility and Unboundedness | |
A Multiperiod Production Problem | |
A Decision Support System | |
Conclusion | |
Optimization Modeling: Applications | |
Introduction | |
Workforce Scheduling Models | |
Blending Models | |
Logistics Models | |
Aggregate Planning Models | |
Dynamic Financial Models | |
Integer Programming Models | |
Nonlinear Models | |
Conclusion | |
Simulation Models | |
Introduction | |
Random Numbers | |
Introduction to Spreadsheet Simulation | |
Selecting Probability Distributions | |
Simulating with @Risk | |
Financial Planning Models | |
Cash Balance Models | |
Simulating Stock Prices and Options | |
Market Share Models | |
Simulating Correlated Values | |
Using TopRank with @Risk for Powerful Modeling | |
Conclusion | |
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