Description
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- Cover Page
- Title Page
- Copyright Page
- Dedication
- About the Authors
- Contents
- Videos in This Enhanced eBook
- Preface
- First Things First
- Using Statistics: “The Price of Admission”
- FTF.1 Think Differently About Statistics
- Statistics: A Way of Thinking
- Statistics: An Important Part of Your Business Education
- FTF.2 Business Analytics: The Changing Face of Statistics
- “Big Data”
- FTF.3 Starting Point for Learning Statistics
- Statistic
- Can Statistics ( pl., statistic) Lie?
- FTF.4 Starting Point for Using Software
- Using Software Properly
- FTF.5 Starting Point for Using Microsoft Excel
- More About the Excel Guide Workbooks
- Excel Skills That Readers Need
- References
- Key Terms
- Excel Guide
- EG.1 Getting Started with Excel
- EG.2 Entering Data
- EG.3 Open or Save a Workbook
- EG.4 Working with a Workbook
- EG.5 Print a Worksheet
- EG.6 Reviewing Worksheets
- EG.7 If You Use the Workbook Instructions
- Tableau Guide
- TG.1 Getting Started with Tableau
- TG.2 Entering Data
- TG.3 Open or Save a Workbook
- TG.4 Working with Data
- TG.5 Print a Workbook
- 1 Defining and Collecting Data
- Using Statistics: Defining Moments
- 1.1 Defining Variables
- Classifying Variables by Type
- Measurement Scales
- 1.2 Collecting Data
- Populations and Samples
- Data Sources
- 1.3 Types of Sampling Methods
- Simple Random Sample
- Systematic Sample
- Stratified Sample
- Cluster Sample
- 1.4 Data Cleaning
- Invalid Variable Values
- Coding Errors
- Data Integration Errors
- Missing Values
- Algorithmic Cleaning of Extreme Numerical Values
- 1.5 Other Data Preprocessing Tasks
- Data Formatting
- Stacking and Unstacking Data
- Recoding Variables
- 1.6 Types of Survey Errors
- Coverage Error
- Nonresponse Error
- Sampling Error
- Measurement Error
- Ethical Issues About Surveys
- Consider This: New Media Surveys/Old Survey Errors
- Using Statistics: Defining Moments, Revisited
- Summary
- References
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 1
- Managing Ashland MultiComm Services
- CardioGood Fitness
- Clear Mountain State Student Survey
- Learning With the Digital Cases
- Chapter 1 Excel Guide
- EG1.1 Defining Variables
- EG1.2 Types of Sampling Methods
- EG1.3 Data Cleaning
- EG1.4 Other Data Preprocessing
- Chapter 1 Tableau Guide
- TG1.1 Defining Variables
- TG1.2 Data Cleaning
- 2 Organizing and Visualizing Variables
- Using Statistics: “The Choice Is Yours”
- 2.1 Organizing Categorical Variables
- The Summary Table
- The Contingency Table
- 2.2 Organizing Numerical Variables
- The Frequency Distribution
- The Relative Frequency Distribution and the Percentage Distribution
- The Cumulative Distribution
- 2.3 Visualizing Categorical Variables
- The Bar Chart
- The Pie Chart and the Doughnut Chart
- The Pareto Chart
- Visualizing Two Categorical Variables
- 2.4 Visualizing Numerical Variables
- The Stem-and-Leaf Display
- The Histogram
- The Percentage Polygon
- The Cumulative Percentage Polygon (Ogive)
- 2.5 Visualizing Two Numerical Variables
- The Scatter Plot
- The Time-Series Plot
- 2.6 Organizing a Mix of Variables
- Drill-Down
- 2.7 Visualizing a Mix of Variables
- Colored Scatter Plot (Tableau)
- Bubble Chart
- PivotChart
- Treemap
- Sparklines
- 2.8 Filtering and Querying Data
- Excel Slicers
- 2.9 Pitfalls in Organizing and Visualizing Variables
- Obscuring Data
- Creating False Impressions
- Chartjunk
- Using Statistics: “The Choice Is Yours,” Revisited
- Summary
- References
- Key Equations
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 2
- Managing Ashland MultiComm Services
- Digital Case
- CardioGood Fitness
- The Choice Is Yours Follow-Up
- Clear Mountain State Student Survey
- Chapter 2 Excel Guide
- EG2.1 Organizing Categorical Variables
- EG2.2 Organizing Numerical Variables
- EG2.3 Visualizing Categorical Variables
- EG2.4 Visualizing Numerical Variables
- EG2.5 Visualizing Two Numerical Variables
- EG2.6 Organizing a Mix of Variables
- EG2.7 Visualizing a Mix of Variables
- EG2.8 Filtering and Querying Data
- Chapter 2 Tableau Guide
- TG2.1 Organizing Categorical Variables
- TG2.2 Organizing Numerical Variables
- TG2.3 Visualizing Categorical Variables
- TG2.4 Visualizing Numerical Variables
- TG2.5 Visualizing Two Numerical Variables
- TG2.6 Organizing a Mix of Variables
- TG2.7 Visualizing a Mix of Variables
- 3 Numerical Descriptive Measures
- Using Statistics: More Descriptive Choices
- 3.1 Measures of Central Tendency
- The Mean
- The Median
- The Mode
- The Geometric Mean
- 3.2 Measures of Variation and Shape
- The Range
- The Variance and the Standard Deviation
- The Coefficient of Variation
- Z Scores
- Shape: Skewness
- Shape: Kurtosis
- 3.3 Exploring Numerical Variables
- Quartiles
- The Interquartile Range
- The Five-Number Summary
- The Boxplot
- 3.4 Numerical Descriptive Measures for a Population
- The Population Mean
- The Population Variance and Standard Deviation
- The Empirical Rule
- Chebyshev’s Theorem
- 3.5 The Covariance and the Coefficient of Correlation
- The Covariance
- The Coefficient of Correlation
- 3.6 Descriptive Statistics: Pitfalls and Ethical Issues
- Using Statistics: More Descriptive Choices, Revisited
- Summary
- References
- Key Equations
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 3
- Managing Ashland MultiComm Services
- Digital Case
- CardioGood Fitness
- More Descriptive Choices Follow-Up
- Clear Mountain State Student Survey
- Chapter 3 Excel Guide
- EG3.1 Measures of Central Tendency
- EG3.2 Measures of Variation and Shape
- EG3.3 Exploring Numerical Variables
- EG3.4 Numerical Descriptive Measures for a Population
- EG3.5 The Covariance and the Coefficient of Correlation
- Chapter 3 Tableau Guide
- TG3.1 Exploring Numerical Variables
- 4 Basic Probability
- Using Statistics: Probable Outcomes at Fredco Warehouse Club
- 4.1 Basic Probability Concepts
- Events and Sample Spaces
- Types of Probability
- Summarizing Sample Spaces
- Simple Probability
- Joint Probability
- Marginal Probability
- General Addition Rule
- 4.2 Conditional Probability
- Calculating Conditional Probabilities
- Decision Trees
- Independence
- Multiplication Rules
- Marginal Probability Using the General Multiplication Rule
- 4.3 Ethical Issues and Probability
- 4.4 Bayes’ Theorem
- Consider This: Divine Providence and Spam
- 4.5 Counting Rules
- Using Statistics: Probable Outcomes at Fredco Warehouse Club, Revisited
- Summary
- References
- Key Equations
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 4
- Digital Case
- CardioGood Fitness
- The Choice Is Yours Follow-Up
- Clear Mountain State Student Survey
- Chapter 4 Excel Guide
- EG4.1 Basic Probability Concepts
- EG4.2 Bayes’ Theorem
- 5 Discrete Probability Distributions
- Using Statistics: Events of Interest at Ricknel Home Centers
- 5.1 The Probability Distribution for a Discrete Variable
- Expected Value of a Discrete Variable
- Variance and Standard Deviation of a Discrete Variable
- 5.2 Binomial Distribution
- Histograms for Discrete Variables
- Summary Measures for the Binomial Distribution
- 5.3 Poisson Distribution
- 5.4 Covariance of a Probability Distribution and its Application in Finance
- 5.5 Hypergeometric Distribution
- Using Statistics: Events of Interest …, Revisited
- Summary
- References
- Key Equations
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 5
- Managing Ashland MultiComm Services
- Digital Case
- Chapter 5 Excel Guide
- EG5.1 The Probability Distribution for a Discrete Variable
- EG5.2 Binomial Distribution
- EG5.3 Poisson Distribution
- 6 The Normal Distribution and Other Continuous Distributions
- Using Statistics: Normal Load Times at MyTVLab
- 6.1 Continuous Probability Distributions
- 6.2 The Normal Distribution
- Role of the Mean and the Standard Deviation
- Calculating Normal Probabilities
- Visual Explorations: Exploring the Normal Distribution
- Finding X Values
- Consider This: What Is Normal?
- 6.3 Evaluating Normality
- Comparing Data Characteristics to Theoretical Properties
- Constructing the Normal Probability Plot
- 6.4 The Uniform Distribution
- 6.5 The Exponential Distribution
- 6.6 The Normal Approximation to the Binomial Distribution
- Using Statistics: Normal Load Times …, Revisited
- Summary
- References
- Key Equations
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 6
- Managing Ashland MultiComm Services
- CardioGood Fitness
- More Descriptive Choices Follow-Up
- Clear Mountain State Student Survey
- Digital Case
- Chapter 6 Excel Guide
- EG6.1 The Normal Distribution
- EG6.2 Evaluating Normality
- 7 Sampling Distributions
- Using Statistics: Sampling Oxford Cereals
- 7.1 Sampling Distributions
- 7.2 Sampling Distribution of the Mean
- The Unbiased Property of the Sample Mean
- Standard Error of the Mean
- Sampling from Normally Distributed Populations
- Sampling from Non-Normally Distributed Populations—The Central Limit Theorem
- Visual Explorations: Exploring Sampling Distributions
- 7.3 Sampling Distribution of the Proportion
- 7.4 Sampling from Finite Populations
- Using Statistics: Sampling Oxford Cereals, Revisited
- Summary
- References
- Key Equations
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 7
- Managing Ashland MultiComm Services
- Digital Case
- Chapter 7 Excel Guide
- EG7.1 Sampling Distribution of the Mean
- 8 Confidence Interval Estimation
- Using Statistics: Getting Estimates at Ricknel Home Centers
- 8.1 Confidence Interval Estimate for the Mean (σ Known)
- Sampling Error
- Can You Ever Know the Population Standard Deviation?
- 8.2 Confidence Interval Estimate for the Mean (σ Unknown)
- Student’s t Distribution
- The Concept of Degrees of Freedom
- Properties of the t Distribution
- The Confidence Interval Statement
- 8.3 Confidence Interval Estimate for the Proportion
- 8.4 Determining Sample Size
- Sample Size Determination for the Mean
- Sample Size Determination for the Proportion
- 8.5 Confidence Interval Estimation and Ethical Issues
- 8.6 Application of Confidence Interval Estimation in Auditing
- 8.7 Estimation and Sample Size Determination for Finite Populations
- 8.8 Bootstrapping
- Using Statistics: Getting Estimates at Ricknel Home Centers, Revisited
- Summary
- References
- Key Equations
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 8
- Managing Ashland MultiComm Services
- Digital Case
- Sure Value Convenience Stores
- CardioGood Fitness
- More Descriptive Choices Follow-Up
- Clear Mountain State Student Survey
- Chapter 8 Excel Guide
- EG8.1 Confidence Interval Estimate for the Mean (σ Known)
- EG8.2 Confidence Interval Estimate for the Mean (σ Unknown)
- EG8.3 Confidence Interval Estimate for the Proportion
- EG8.4 Determining Sample Size
- 9 Fundamentals of Hypothesis Testing: One-Sample Tests
- Using Statistics: Significant Testing at Oxford Cereals
- 9.1 Fundamentals of Hypothesis Testing
- The Critical Value of the Test Statistic
- Regions of Rejection and Nonrejection
- Risks in Decision Making Using Hypothesis Testing
- Z Test for the Mean (σ Known)
- Hypothesis Testing Using the Critical Value Approach
- Hypothesis Testing Using the p-Value Approach
- A Connection Between Confidence Interval Estimation and Hypothesis Testing
- Can You Ever Know the Population Standard Deviation?
- 9.2 t Test of Hypothesis for the Mean (σ Unknown)
- Using the Critical Value Approach
- Using the p-Value Approach
- Checking the Normality Assumption
- 9.3 One-Tail Tests
- Using the Critical Value Approach
- Using the p-Value Approach
- 9.4 Z Test of Hypothesis for the Proportion
- Using the Critical Value Approach
- Using the p-Value Approach
- 9.5 Potential Hypothesis-Testing Pitfalls and Ethical Issues
- Important Planning Stage Questions
- Statistical Significance Versus Practical Significance
- Statistical Insignificance Versus Importance
- Reporting of Findings
- Ethical Issues
- 9.6 Power of the Test
- Using Statistics: Significant Testing …, Revisited
- Summary
- References
- Key Equations
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 9
- Managing Ashland MultiComm Services
- Digital Case
- Sure Value Convenience Stores
- Chapter 9 Excel Guide
- EG9.1 Fundamentals of Hypothesis Testing
- EG9.2 t Test of Hypothesis for the Mean (σ Unknown)
- EG9.3 One-Tail Tests
- EG9.4 Z Test of Hypothesis for the Proportion
- 10 Two-Sample Tests
- Using Statistics: Differing Means for Selling Streaming Media Players at Arlingtons?
- 10.1 Comparing the Means of Two Independent Populations
- Pooled-Variance t Test for the Difference Between Two Means Assuming Equal Variances
- Evaluating the Normality Assumption
- Confidence Interval Estimate for the Difference Between Two Means
- Separate-Variance t Test for the Difference Between Two Means, Assuming Unequal Variances
- Consider This: Do People Really Do This?
- 10.2 Comparing the Means of Two Related Populations
- Paired t Test
- Confidence Interval Estimate for the Mean Difference
- 10.3 Comparing the Proportions of Two Independent Populations
- Z Test for the Difference Between Two Proportions
- Confidence Interval Estimate for the Difference Between Two Proportions
- 10.4 F Test for the Ratio of Two Variances
- 10.5 Effect Size
- Using Statistics: Differing Means for Selling …, Revisited
- Summary
- References
- Key Equations
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 10
- Managing Ashland MultiComm Services
- Digital Case
- Sure Value Convenience Stores
- CardioGood Fitness
- More Descriptive Choices Follow-Up
- Clear Mountain State Student Survey
- Chapter 10 Excel Guide
- EG10.1 Comparing the Means of Two Independent Populations
- EG10.2 Comparing the Means of Two Related Populations
- EG10.3 Comparing the Proportions of Two Independent Populations
- EG10.4 F Test for the Ratio of Two Variances
- 11 Analysis of Variance
- Using Statistics: The Means to Find Differences at Arlingtons
- 11.1 One-Way ANOVA
- F Test for Differences Among More Than Two Means
- One-Way ANOVA F Test Assumptions
- Levene Test for Homogeneity of Variance
- Multiple Comparisons: The Tukey-Kramer Procedure
- 11.2 Two-Way ANOVA
- Factor and Interaction Effects
- Testing for Factor and Interaction Effects
- Multiple Comparisons: The Tukey Procedure
- Visualizing Interaction Effects: The Cell Means Plot
- Interpreting Interaction Effects
- 11.3 The Randomized Block Design
- 11.4 Fixed Effects, Random Effects, and Mixed Effects Models
- Using Statistics: The Means to Find Differences at Arlingtons, Revisited
- Summary
- References
- Key Equations
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 11
- Managing Ashland MultiComm Services
- Phase 1
- Phase 2
- Digital Case
- Sure Value Convenience Stores
- CardioGood Fitness
- More Descriptive Choices Follow-Up
- Clear Mountain State Student Survey
- Chapter 11 Excel Guide
- EG11.1 The Completely Randomized Design: One-Way ANOVA
- EG11.2 The Factorial Design: Two-Way ANOVA
- 12 Chi-Square and Nonparametric Tests
- Using Statistics: Avoiding Guesswork About Resort Guests
- 12.1 Chi-Square Test for the Difference Between Two Proportions
- 12.2 Chi-Square Test for Differences Among More Than Two Proportions
- The Marascuilo Procedure
- The Analysis of Proportions (ANOP)
- 12.3 Chi-Square Test of Independence
- 12.4 Wilcoxon Rank Sum Test for Two Independent Populations
- 12.5 Kruskal-Wallis Rank Test for the One-Way ANOVA
- Assumptions of the Kruskal-Wallis Rank Test
- 12.6 McNemar Test for the Difference Between Two Proportions (Related Samples)
- 12.7 Chi-Square Test for the Variance or Standard Deviation
- 12.8 Wilcoxon Signed Ranks Test for Two Related Populations
- Using Statistics: Avoiding Guesswork …, Revisited
- References
- Summary
- Key Equations
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 12
- Managing Ashland MultiComm Services
- Phase 1
- Phase 2
- Digital Case
- Sure Value Convenience Stores
- CardioGood Fitness
- More Descriptive Choices Follow-Up
- Clear Mountain State Student Survey
- Chapter 12 Excel Guide
- EG12.1 Chi-Square Test for the Difference Between Two Proportions
- EG12.2 Chi-Square Test for Differences Among More Than Two Proportions
- EG12.3 Chi-Square Test of Independence
- EG12.4 Wilcoxon Rank Sum Test: A Nonparametric Method for Two Independent Populations
- EG12.5 Kruskal-Wallis Rank Test: A Nonparametric Method for the One-Way ANOVA
- 13 Simple Linear Regression
- Using Statistics: Knowing Customers at Sunflowers Apparel
- Preliminary Analysis
- 13.1 Simple Linear Regression Models
- 13.2 Determining the Simple Linear Regression Equation
- The Least-Squares Method
- Predictions in Regression Analysis: Interpolation Versus Extrapolation
- Calculating the Slope, b1, and the Y Intercept, b0
- Visual Explorations: Exploring Simple Linear Regression Coefficients
- 13.3 Measures of Variation
- Computing the Sum of Squares
- The Coefficient of Determination
- Standard Error of the Estimate
- 13.4 Assumptions of Regression
- 13.5 Residual Analysis
- Evaluating the Assumptions
- 13.6 Measuring Autocorrelation: The Durbin-Watson Statistic
- Residual Plots to Detect Autocorrelation
- The Durbin-Watson Statistic
- 13.7 Inferences About the Slope and Correlation Coefficient
- t Test for the Slope
- F Test for the Slope
- Confidence Interval Estimate for the Slope
- t Test for the Correlation Coefficient
- 13.8 Estimation of Mean Values and Prediction of Individual Values
- The Confidence Interval Estimate for the Mean Response
- The Prediction Interval for an Individual Response
- 13.9 Potential Pitfalls in Regression
- Using Statistics: Knowing Customers …, Revisited
- Summary
- References
- Key Equations
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 13
- Managing Ashland MultiComm Services
- Digital Case
- Brynne Packaging
- Chapter 13 Excel Guide
- EG13.1 Determining the Simple Linear Regression Equation
- EG13.2 Measures of Variation
- EG13.3 Residual Analysis
- EG13.4 Measuring Autocorrelation: the Durbin-Watson Statistic
- EG13.5 Inferences About the Slope and Correlation Coefficient
- EG13.6 Estimation of Mean Values and Prediction of Individual Values
- Chapter 13 Tableau Guide
- TG13.1 Determining the Simple Linear Regression Equation
- TG13.2 Measures of Variation
- 14 Introduction to Multiple Regression
- Using Statistics: The Multiple Effects of OmniPower Bars
- 14.1 Developing a Multiple Regression Model
- Interpreting the Regression Coefficients
- Predicting the Dependent Variable Y
- 14.2 Evaluating Multiple Regression Models
- Coefficient of Multiple Determination, r2
- Adjusted r2
- F Test for the Significance of the Overall Multiple Regression Model
- 14.3 Multiple Regression Residual Analysis
- 14.4 Inferences About the Population Regression Coefficients
- Tests of Hypothesis
- Confidence Interval Estimation
- 14.5 Testing Portions of the Multiple Regression Model
- Coefficients of Partial Determination
- 14.6 Using Dummy Variables and Interaction Terms
- Interactions
- Consider This: What Is Not Normal? (Using a Categorical Dependent Variable)
- 14.7 Logistic Regression
- 14.8 Cross-Validation
- Using Statistics: The Multiple Effects …, Revisited
- Summary
- References
- Key Equations
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 14
- Managing Ashland MultiComm Services
- Digital Case
- Chapter 14 Excel Guide
- EG14.1 Developing a Multiple Regression Model
- EG14.2 Evaluating Multiple Regression Models
- EG14.3 Multiple Regression Residual Analysis
- EG14.4 Inferences About the Population Regression Coefficients
- EG14.5 Testing Portions of the Multiple Regression Model
- EG14.6 Using Dummy Variables and Interaction Terms
- EG14.7 Logistic Regression
- 15 Multiple Regression Model Building
- Using Statistics: Valuing Parsimony at WSTA-TV
- 15.1 The Quadratic Regression Model
- Finding the Regression Coefficients and Predicting Y
- Testing for the Significance of the Quadratic Model
- Testing the Quadratic Effect
- The Coefficient of Multiple Determination
- 15.2 Using Transformations in Regression Models
- The Square-Root Transformation
- The Log Transformation
- 15.3 Collinearity
- 15.4 Model Building
- The Stepwise Regression Approach to Model Building
- The Best Subsets Approach to Model Building
- 15.5 Pitfalls in Multiple Regression and Ethical Issues
- Pitfalls in Multiple Regression
- Ethical Issues
- Using Statistics: Valuing Parsimony …, Revisited
- Summary
- References
- Key Equations
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 15
- The Mountain States Potato Company
- Sure Value Convenience Stores
- Digital Case
- The Craybill Instrumentation Company Case
- More Descriptive Choices Follow-Up
- Chapter 15 Excel Guide
- EG15.1 The Quadratic Regression Model
- EG15.2 Using Transformations in Regression Models
- EG15.3 Collinearity
- EG15.4 Model Building
- 16 Time-Series Forecasting
- Using Statistics: Is the ByYourDoor Service Trending?
- 16.1 Time-Series Component Factors
- 16.2 Smoothing an Annual Time Series
- Moving Averages
- Exponential Smoothing
- 16.3 Least-Squares Trend Fitting and Forecasting
- The Linear Trend Model
- The Quadratic Trend Model
- The Exponential Trend Model
- Model Selection Using First, Second, and Percentage Differences
- 16.4 Autoregressive Modeling for Trend Fitting and Forecasting
- Selecting an Appropriate Autoregressive Model
- Determining the Appropriateness of a Selected Model
- 16.5 Choosing an Appropriate Forecasting Model
- Residual Analysis
- The Magnitude of the Residuals Through Squared or Absolute Differences
- The Principle of Parsimony
- A Comparison of Four Forecasting Methods
- 16.6 Time-Series Forecasting of Seasonal Data
- Least-Squares Forecasting with Monthly or Quarterly Data
- 16.7 Index Numbers
- Consider This: Let the Model User Beware
- Using Statistics: Is the ByYourDoor Service Trending? Revisited
- Summary
- References
- Key Equations
- Key Terms
- Checking Your Understanding
- Chapter Review Problems
- Cases For Chapter 16
- Managing Ashland MultiComm Services
- Digital Case
- Chapter 16 Excel Guide
- EG16.1 Smoothing an Annual Time Series
- EG16.2 Least-Squares Trend Fitting and Forecasting
- EG16.3 Autoregressive Modeling for Trend Fitting and Forecasting
- EG16.4 Choosing an Appropriate Forecasting Model
- EG16.5 Time-Series Forecasting of Seasonal Data
- 17 Business Analytics
- Using Statistics: Back to Arlingtons for the Future
- 17.1 Business Analytics Overview
- Business Analytics Categories
- Business Analytics Vocabulary
- Consider This: What’s My Major If I Want to Be a Data Miner?
- Inferential Statistics and Predictive Analytics
- Microsoft Excel and Business Analytics
- Remainder of This Chapter
- 17.2 Descriptive Analytics
- Dashboards
- Data Dimensionality and Descriptive Analytics
- 17.3 Decision Trees
- Regression Trees
- Classification Trees
- Subjectivity and Interpretation
- 17.4 Clustering
- 17.5 Association Analysis
- 17.6 Text Analytics
- 17.7 Prescriptive Analytics
- Optimization and Simulation
- Using Statistics: Back to Arlingtons …, Revisited
- References
- Key Terms
- Checking Your Understanding
- Chapter 17 Software Guide
- SG17.1 Descriptive Analytics
- SG17.2 Predictive Analytics for Clustering
- 18 Getting Ready to Analyze Data in the Future
- Using Statistics: Mounting Future Analyses
- 18.1 Analyzing Numerical Variables
- Describe the Characteristics of a Numerical Variable
- Reach Conclusions About the Population Mean or the Standard Deviation
- Determine Whether the Mean and/or Standard Deviation Differs Depending on the Group
- Determine Which Factors Affect the Value of a Variable
- Predict the Value of a Variable Based on the Values of Other Variables
- Classify or Associate Items
- Determine Whether the Values of a Variable Are Stable Over Time
- 18.2 Analyzing Categorical Variables
- Describe the Proportion of Items of Interest in Each Category
- Reach Conclusions About the Proportion of Items of Interest
- Determine Whether the Proportion of Items of Interest Differs Depending on the Group
- Predict the Proportion of Items of Interest Based on the Values of Other Variables
- Cluster or Associate Items
- Determine Whether the Proportion of Items of Interest Is Stable Over Time
- Using Statistics: The Future to Be Visited
- Chapter Review Problems
- 19 Statistical Applications in Quality Management
- Using Statistics: Finding Quality at the Beachcomber
- 19.1 The Theory of Control Charts
- The Causes of Variation
- 19.2 Control Chart for the Proportion: The p Chart
- 19.3 The Red Bead Experiment: Understanding Process Variability
- 19.4 Control Chart for an Area of Opportunity: The c Chart
- 19.5 Control Charts for the Range and the Mean
- The R Chart
- The X Chart
- 19.6 Process Capability
- Customer Satisfaction and Specification Limits
- Capability Indices
- CPL, CPU, and Cpk
- 19.7 Total Quality Management
- 19.8 Six Sigma
- The DMAIC Model
- Roles in a Six Sigma Organization
- Lean Six Sigma
- Using Statistics: Finding Quality at the Beachcomber, Revisited
- Summary
- References
- Key Equations
- Key Terms
- Chapter Review Problems
- Cases For Chapter 19
- The Harnswell Sewing Machine Company Case
- Phase 1
- Phase 2
- Phase 3
- Phase 4
- Phase 5
- Managing Ashland Multicomm Services
- Chapter 19 Excel Guide
- EG19.2 Control Chart for the Proportion: The p Chart
- EG19.4 Control Chart for an Area of Opportunity: The c Chart
- EG19.5 Control Charts for the Range and the Mean
- EG19.6 Process Capability
- 20 Decision Making
- Using Statistics: Reliable Decision Making
- 20.1 Payoff Tables and Decision Trees
- 20.2 Criteria for Decision Making
- Maximax Payoff
- Maximin Payoff
- Expected Monetary Value
- Expected Opportunity Loss
- Return-to-Risk Ratio
- 20.3 Decision Making with Sample Information
- 20.4 Utility
- Consider This: Risky Business
- Using Statistics: Reliable Decision Making, Revisited
- Summary
- References
- Key Equations
- Key Terms
- Chapter Review Problems
- Cases For Chapter 20
- Digital Case
- Chapter 20 Excel Guide
- EG 20.1 Payoff Tables and Decision Trees
- EG 20.2 Criteria for Decision Making
- Appendices
- A. Basic Math Concepts and Symbols
- A.1 Operators
- A.2 Rules for Arithmetic Operations
- A.3 Rules for Algebra: Exponents and Square Roots
- A.4 Rules for Logarithms
- A.5 Summation Notation
- A.6 Greek Alphabet
- B. Important Software Skills and Concepts
- B.1 Identifying the Software Version
- B.2 Formulas
- B.3 Excel Cell References
- B.4 Excel Worksheet Formatting
- B.5E Excel Chart Formatting
- B.5T Tableau Chart Formatting
- B.6 Creating Histograms for Discrete Probability Distributions (Excel)
- B.7 Deleting the “Extra” Histogram Bar (Excel)
- C. Online Resources
- C.1 About the Online Resources for This Book
- C.2 Data Files
- C.3 Microsoft Excel Files Integrated With This Book
- C.4 Supplemental Files
- D. Configuring Software
- D.1 Microsoft Excel Configuration
- D.2 Supplemental Files
- E. Table
- E.1 Table of Random Numbers
- E.2 The Cumulative Standardized Normal Distribution
- E.3 Critical Values of t
- E.4 Critical Values of χ2
- E.5 Critical Values of F
- E.6 Lower and Upper Critical Values, T1, of the Wilcoxon Rank Sum Test
- E.7 Critical Values of the Studentized Range, Q
- E.8 Critical Values, dL and dU, of the Durbin-Watson Statistic, D (Critical Values Are One-Sided)
- E.9 Control Chart Factors
- E.10 The Standardized Normal Distribution
- F. Useful Knowledge
- F.1 Keyboard Shortcuts
- F.2 Understanding the Nonstatistical Excel Functions
- G. Software FAQs
- G.1 Microsoft Excel FAQs
- G.2 PHStat FAQs
- G.3 Tableau FAQs
- H. All About PHStat
- H.1 What is PHStat?
- H.2 Obtaining and Setting Up PHStat
- H.3 Using PHStat
- H.4 PHStat Procedures, by Category
- Self-Test Solutions and Answers to Selected Even-Numbered Problems
- Index
- Credits
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