Environmental and ecological statistics with R / Song S. Qian.
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Online Access: |
Full Text (via EBSCO) |
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Main Author: | |
Format: | eBook |
Language: | English |
Published: |
Boca Raton, FL :
CRC Press,
[2017]
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Edition: | Second edition. |
Series: | Applied environmental statistics.
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Subjects: |
Table of Contents:
- Cover
- Half Title
- Title Page
- Copyright Page
- Dedication
- Table of Contents
- Preface
- List of Figures
- List of Tables
- I: Basic Concepts
- 1: Introduction
- 1.1 Tool for Inductive Reasoning
- 1.2 The Everglades Example
- 1.2.1 Statistical Issues
- 1.3 Effects of Urbanization on Stream Ecosystems
- 1.3.1 Statistical Issues
- 1.4 PCB in Fish from Lake Michigan
- 1.4.1 Statistical Issues
- 1.5 Measuring Harmful Algal Bloom Toxin
- 1.6 Bibliography Notes
- 1.7 Exercise
- 2: A Crash Course on R
- 2.1 What is R?
- 2.2 Getting Started with R
- 2.2.1 R Commands and Scripts
- 2.2.2 R Packages
- 2.2.3 R Working Directory
- 2.2.4 Data Types
- 2.2.5 R Functions
- 2.3 Getting Data into R
- 2.3.1 Functions for Creating Data
- 2.3.2 A Simulation Example
- 2.4 Data Preparation
- 2.4.1 Data Cleaning
- 2.4.1.1 Missing Values
- 2.4.2 Subsetting and Combining Data
- 2.4.3 Data Transformation
- 2.4.4 Data Aggregation and Reshaping
- 2.4.5 Dates
- 2.5 Exercises
- 3: Statistical Assumptions
- 3.1 The Normality Assumption
- 3.2 The Independence Assumption
- 3.3 The Constant Variance Assumption
- 3.4 Exploratory Data Analysis
- 3.4.1 Graphs for Displaying Distributions
- 3.4.2 Graphs for Comparing Distributions
- 3.4.3 Graphs for Exploring Dependency among Variables
- 3.5 From Graphs to Statistical Thinking
- 3.6 Bibliography Notes
- 3.7 Exercises
- 4: Statistical Inference
- 4.1 Introduction
- 4.2 Estimation of Population Mean and Confidence Interval
- 4.2.1 Bootstrap Method for Estimating Standard Error
- 4.3 Hypothesis Testing
- 4.3.1 t-Test
- 4.3.2 Two-Sided Alternatives
- 4.3.3 Hypothesis Testing Using the Confidence Interval
- 4.4 A General Procedure
- 4.5 Nonparametric Methods for Hypothesis Testing
- 4.5.1 Rank Transformation.
- 7: Classification and Regression Tree
- 7.1 The Willamette River Example
- 7.2 Statistical Methods
- 7.2.1 Growing and Pruning a Regression Tree
- 7.2.2 Growing and Pruning a Classification Tree
- 7.2.3 Plotting Options
- 7.3 Comments
- 7.3.1 CART as a Model Building Tool
- 7.3.2 Deviance and Probabilistic Assumptions
- 7.3.3 CART and Ecological Threshold
- 7.4 Bibliography Notes
- 7.5 Exercises
- 8: Generalized Linear Model
- 8.1 Logistic Regression
- 8.1.1 Example: Evaluating the Effectiveness of UV as a Drinking Water Disinfectant
- 8.1.2 Statistical Issues
- 8.1.3 Fitting the Model in R
- 8.2 Model Interpretation
- 8.2.1 Logit Transformation
- 8.2.2 Intercept
- 8.2.3 Slope
- 8.2.4 Additional Predictors
- 8.2.5 Interaction
- 8.2.6 Comments on the Crypto Example
- 8.3 Diagnostics
- 8.3.1 Binned Residuals Plot
- 8.3.2 Overdispersion
- 8.3.3 Seed Predation by Rodents: A Second Example of Logistic Regression
- 8.4 Poisson Regression Model
- 8.4.1 Arsenic Data from Southwestern Taiwan
- 8.4.2 Poisson Regression
- 8.4.3 Exposure and Offset
- 8.4.4 Overdispersion
- 8.4.5 Interactions
- 8.4.6 Negative Binomial
- 8.5 Multinomial Regression
- 8.5.1 Fitting a Multinomial Regression Model in R
- 8.5.2 Model Evaluation
- 8.6 The Poisson-Multinomial Connection
- 8.7 Generalized Additive Models
- 8.7.1 Example: Whales in the Western Antarctic Peninsula
- 8.7.1.1 The Data
- 8.7.1.2 Variable Selection Using CART
- 8.7.1.3 Fitting GAM
- 8.7.1.4 Summary
- 8.8 Bibliography Notes
- 8.9 Exercises
- III: Advanced Statistical Modeling
- 9: Simulation for Model Checking and Statistical Inference
- 9.1 Simulation
- 9.2 Summarizing Regression Models Using Simulation
- 9.2.1 An Introductory Example
- 9.2.2 Summarizing a Linear Regression Model
- 9.2.2.1 Re-transformation Bias.
- 9.2.3 Simulation for Model Evaluation
- 9.2.4 Predictive Uncertainty
- 9.3 Simulation Based on Re-sampling
- 9.3.1 Bootstrap Aggregation
- 9.3.2 Example: Confidence Interval of the CART-Based Threshold
- 9.4 Bibliography Notes
- 9.5 Exercises
- 10: Multilevel Regression
- 10.1 From Stein's Paradox to Multilevel Models
- 10.2 Multilevel Structure and Exchangeability
- 10.3 Multilevel ANOVA
- 10.3.1 Intertidal Seaweed Grazers
- 10.3.2 Background N2O Emission from Agriculture Fields
- 10.3.3 When to Use the Multilevel Model?
- 10.4 Multilevel Linear Regression
- 10.4.1 Nonnested Groups
- 10.4.2 Multiple Regression Problems
- 10.4.3 The ELISA Example-An Unintended Multilevel Modeling Problem
- 10.5 Nonlinear Multilevel Models
- 10.6 Generalized Multilevel Models
- 10.6.1 Exploited Plant Monitoring-Galax
- 10.6.1.1 A Multilevel Poisson Model
- 10.6.1.2 A Multilevel Logistic Regression Model
- 10.6.2 Cryptosporidium in U.S. Drinking Water-A Poisson Regression Example
- 10.6.3 Model Checking Using Simulation
- 10.7 Concluding Remarks
- 10.8 Bibliography Notes
- 10.9 Exercises
- 11: Evaluating Models Based on Statistical Signicance Testing
- 11.1 Introduction
- 11.2 Evaluating TITAN
- 11.2.1 A Brief Description of TITAN
- 11.2.2 Hypothesis Testing in TITAN
- 11.2.3 Type I Error Probability
- 11.2.4 Statistical Power
- 11.2.5 Bootstrapping
- 11.2.6 Community Threshold
- 11.2.7 Conclusions
- 11.3 Exercises
- Bibliography
- Index.
- 4.5.2 Wilcoxon Signed Rank Test
- 4.5.3 Wilcoxon Rank Sum Test
- 4.5.4 A Comment on Distribution-Free Methods
- 4.6 Significance Level α, Power 1
- β, and p-Value
- 4.7 One-Way Analysis of Variance
- 4.7.1 Analysis of Variance
- 4.7.2 Statistical Inference
- 4.7.3 Multiple Comparisons
- 4.8 Examples
- 4.8.1 The Everglades Example
- 4.8.2 Kemp's Ridley Turtles
- 4.8.3 Assessing Water Quality Standard Compliance
- 4.8.4 Interaction between Red Mangrove and Sponges
- 4.9 Bibliography Notes
- 4.10 Exercises
- II: Statistical Modeling
- 5: Linear Models
- 5.1 Introduction
- 5.2 From t-test to Linear Models
- 5.3 Simple and Multiple Linear Regression Models
- 5.3.1 The Least Squares
- 5.3.2 Regression with One Predictor
- 5.3.3 Multiple Regression
- 5.3.4 Interaction
- 5.3.5 Residuals and Model Assessment
- 5.3.6 Categorical Predictors
- 5.3.7 Collinearity and the Finnish Lakes Example
- 5.4 General Considerations in Building a Predictive Model
- 5.5 Uncertainty in Model Predictions
- 5.5.1 Example: Uncertainty in Water Quality Measurements
- 5.6 Two-Way ANOVA
- 5.6.1 ANOVA as a Linear Model
- 5.6.2 More Than One Categorical Predictor
- 5.6.3 Interaction
- 5.7 Bibliography Notes
- 5.8 Exercises
- 6: Nonlinear Models
- 6.1 Nonlinear Regression
- 6.1.1 Piecewise Linear Models
- 6.1.2 Example: U.S. Lilac First Bloom Dates
- 6.1.3 Selecting Starting Values
- 6.2 Smoothing
- 6.2.1 Scatter Plot Smoothing
- 6.2.2 Fitting a Local Regression Model
- 6.3 Smoothing and Additive Models
- 6.3.1 Additive Models
- 6.3.2 Fitting an Additive Model
- 6.3.3 Example: The North American Wetlands Database
- 6.3.4 Discussion: The Role of Nonparametric Regression Models in Science
- 6.3.5 Seasonal Decomposition of Time Series
- 6.3.5.1 The Neuse River Example
- 6.4 Bibliographic Notes
- 6.5 Exercises.