

1  (10) 

Three Reasons to Study Statistics 


1  (3) 

Statistics and Data Analysis 


4  (3) 

The Nature and Role of Variability 


7  (4) 

The Data Analysis Process and Collecting Data Sensibly 


11  (34) 


11  (4) 

The Data Analysis Process 


15  (2) 

Collecting Data Sensibly: Observation and Experimentation 


17  (3) 


20  (7) 

Simple Comparative Experiments 


27  (18) 

Graphing Calculator Explorations 


40  (5) 

Graphical Methods for Describing Data 


45  (56) 

Displaying Categorical Data: Frequency Distributions, Bar Charts, and Pie Charts 


46  (10) 

Displaying Numerical Data: Dotplots and StemandLeaf Displays 


56  (8) 

Displaying Numerical Data: Frequency Distributions and Histograms 


64  (20) 

Interpreting the Results of Statistical Analyses 


84  (17) 

Graphing Calculator Explorations 


91  (10) 

Numerical Methods for Describing Data 


101  (44) 

Describing the Center of a Data Set 


102  (10) 

Describing Variability in a Data Set 


112  (9) 

Summarizing a Data Set: Boxplots 


121  (5) 

Interpreting Center and Variability: Chebyshev's Rule, the Empirical Rule, and z Scores 


126  (9) 

Interpreting the Results of Statistical Analyses 


135  (10) 

Graphing Calculator Explorations 


140  (5) 

Summarizing Bivariate Data 


145  (80) 


146  (6) 


152  (14) 

Fitting a Line to Bivariate Data 


166  (10) 

Assessing the Fit of a Line 


176  (15) 

Nonlinear Relationships and Transformations 


191  (17) 

Interpreting the Results of Statistical Analyses 


208  (17) 

Graphing Calculator Explorations 


213  (12) 


225  (80) 

Chance Experiments and Events 


225  (10) 

The Definition of Probability 


235  (8) 

Basic Properties of Probability 


243  (8) 


251  (9) 


260  (10) 

Some General Probability Rules 


270  (12) 

Estimating Probabilities Empirically and Using Simulation 


282  (23) 

Graphing Calculator Explorations 


297  (8) 

Random Variables and Probability Distributions 


305  (96) 


306  (3) 

Probability Distributions for Discrete Random Variables 


309  (7) 

Probability Distributions for Continuous Random Variables 


316  (5) 

The Mean and Standard Deviation of a Random Variable 


321  (14) 

The Binomial and Geometric Distributions 


335  (11) 


346  (19) 

Checking for Normality and Normalizing Transformations 


365  (12) 

Using the Normal Distribution to Approximate a Discrete Distribution (Optional) 


377  (24) 

Graphing Calculator Explorations 


386  (15) 

Sampling Variability and Sampling Distributions 


401  (34) 

Statistics and Sampling Variability 


402  (9) 

The Sampling Distribution of a Sample Mean 


411  (11) 

The Sampling Distribution of a Sample Proportion 


422  (13) 

Graphing Calculator Explorations 


429  (6) 

Estimation Using a Single Sample 


435  (42) 


436  (7) 

A LargeSample Confidence Interval for a Population Proportion 


443  (12) 

A Confidence Interval for a Population Mean 


455  (14) 

Interpreting the Results of Statistical Analyses 


469  (8) 

Graphing Calculator Explorations 


474  (3) 

Hypothesis Testing Using a Single Sample 


477  (58) 

Hypotheses and Test Procedures 


478  (4) 

Errors in Hypothesis Testing 


482  (6) 

LargeSample Hypothesis Tests for a Population Proportion 


488  (14) 

Hypothesis Tests for a Population Mean 


502  (14) 

Power and Probability of Type II Error 


516  (10) 

Interpreting the Results of Statistical Analyses 


526  (9) 

Graphing Calculator Explorations 


530  (5) 

Comparing Two Populations or Treatments 


535  (64) 

Inferences Concerning the Difference Between Two Population or Treatment Means Using Independent Samples 


535  (20) 

Inferences Concerning the Difference Between Two Population or Treatment Means Using Paired Samples 


555  (11) 

LargeSample Inferences Concerning a Difference Between Two Population or Treatment Proportions 


566  (9) 

DistributionFree Procedures for Inferences Concerning a Difference Between Two Population or Treatment Means Using Independent Samples (Optional) 


575  (9) 

Interpreting the Results of Statistical Analyses 


584  (15) 

Graphing Calculator Explorations 


592  (7) 

The Analysis of Categorical Data and GoodnessofFit Tests 


599  (38) 

ChiSquared Tests for Univariate Categorical Data 


599  (11) 

Tests for Homogeneity and Independence in a TwoWay Table 


610  (17) 

Interpreting the Results of Statistical Analyses 


627  (10) 

Graphing Calculator Explorations 


631  (6) 

Simple Linear Regression and Correlation: Inferential Methods 


637  (58) 

The Simple Linear Regression Model 


637  (13) 

Inferences Concerning the Slope of the Population Regression Line 


650  (11) 


661  (12) 

Inferences Based on the Estimated Regression Line (Optional) 


673  (8) 

Inferences About the Population Correlation Coefficient (Optional) 


681  (4) 

Interpreting the Results of Statistical Analyses 


685  (10) 

Graphing Calculator Exploration 


692  (3) 

Multiple Regression Analysis 


695  (58) 

Multiple Regression Models 


696  (11) 

Fitting a Model and Assessing Its Utility 


707  (16) 

Inferences Based on an Estimated Model 


723  (12) 

Other Issues in Multiple Regression 


735  (18) 


753  (54) 

SingleFactor ANOVA and the F Test 


754  (14) 


768  (8) 

The F Test for a Randomized Block Experiment 


776  (9) 


785  (12) 

Interpreting the Results of Statistical Analyses 


797  (10) 

Appendix: ANOVA Computations 


800  (5) 

Graphing Calculator Exploration 


805  (2) 
Appendix: Statistical Tables 

807  (22) 


808  (2) 

Table II Standard Normal Probabilities (Cumulative z Curve Areas) 


810  (2) 

Table III t Critical Values 


812  (1) 

Table IV Tail Areas for t Curves 


813  (3) 

Table V Curves of β = P(Type II Error) for t Tests 


816  (1) 

Table VI Pvalue Information for the RankSum Test 


817  (1) 

Table VII Values That Capture Specified UpperTail F Curve Areas 


818  (4) 

Table VIII Critical Values q for the Studentized Range Distribution 


822  (1) 

Table IX UpperTail Areas for ChiSquared Distributions 


823  (2) 

Table X Binomial Probabilities 


825  (4) 
Answers to Selected OddNumbered Exercises 

829  (14) 
Index 

843  