
Table of Prerequisite Material 


xiii  
Preface 

xv  
A User's Guide to Features 

xxiii  


1  (68) 

Populations, Samples, and Data 


2  (14) 


16  (9) 


25  (10) 

Histograms and Frequency Distributions 


35  (15) 


50  (19) 


57  (1) 

Important Words and Symbols 


58  (1) 


58  (4) 

Data Highlights: Group Projects 


62  (2) 

Linking Concepts: Writing Projects 


64  (1) 


65  (4) 


69  (51) 

Measures of Central Tendency: Mode, Median, and Mean 


69  (11) 


80  (17) 

Percentiles and Boxand Whisker Plots 


97  (23) 


110  (1) 

Important Words and Symbols 


111  (1) 


111  (2) 

Data Highlights: Group Projects 


113  (2) 

Linking Concepts: Writing Projects 


115  (2) 


117  (3) 

Regression and Correlation 


120  (45) 

Introduction to Paired Data and Scatter Diagrams 


120  (8) 


128  (15) 

The Linear Correlation Coefficient 


143  (22) 


156  (1) 

Important Words and Symbols 


157  (1) 


157  (2) 

Data Highlights: Group Projects 


159  (1) 

Linking Concepts: Writing Projects 


160  (1) 


161  (4) 

Elementary Probability Theory 


165  (48) 


166  (10) 

Some Probability Rules: Compound Events 


176  (17) 

Trees and Counting Techniques 


193  (20) 


205  (1) 

Important Words and Symbols 


206  (1) 


206  (2) 

Data Highlights: Group Projects 


208  (1) 

Linking Concepts: Writing Projects 


209  (2) 


211  (2) 

Introduction to Probability Distributions and the Binomial Distribution 


213  (44) 

Introduction to Random Variables and Probability Distributions 


214  (10) 


224  (14) 

The Mean and Standard Deviation of the Binomial Distribution 


238  (19) 


246  (1) 

Important Words and Symbols 


247  (1) 


248  (2) 

Data Highlights: Group Projects 


250  (2) 

Linking Concepts: Writing Projects 


252  (2) 


254  (3) 


257  (62) 

Graphs of Normal Probability Distributions 


257  (16) 

Standard Units and Areas Under the Standard Normal Distribution 


273  (16) 

Areas Under Any Normal Curve 


289  (11) 

Normal Approximation to the Binomial Distribution 


300  (19) 


308  (1) 

Important Words and Symbols 


308  (1) 


309  (3) 

Data Highlights: Group Projects 


312  (2) 

Linking Concepts: Writing Projects 


314  (2) 


316  (3) 

Introduction to Sampling Distributions 


319  (28) 


320  (5) 

The Central Limit Theorem 


325  (11) 

Class Project Illustrating the Central Limit Theorem 


336  (11) 


339  (1) 

Important Words and Symbols 


339  (1) 


339  (2) 

Data Highlights: Group Projects 


341  (1) 

Linking Concepts: Writing Projects 


342  (2) 


344  (3) 


347  (52) 

Estimating μ with Large Samples 


347  (14) 

Estimating μ with Small Samples 


361  (10) 

Estimating p in the Binomial Distribution 


371  (10) 


381  (18) 


389  (1) 

Important Words and Symbols 


389  (1) 


390  (2) 

Data Highlights: Group Projects 


392  (2) 

Linking Concepts: Writing Projects 


394  (2) 


396  (3) 

Hypothesis Testing Involving One Population 


399  (65) 

Introduction to Hypothesis Testing 


399  (9) 

Tests Involving the Mean μ (Large Samples) 


408  (16) 

The P value in Hypothesis Testing 


424  (10) 

Tests Involving the Mean μ (Small Samples) 


434  (12) 

Tests Involving a Proportion 


446  (18) 


456  (1) 

Important Words and Symbols 


457  (1) 


458  (2) 

Data Highlights: Group Projects 


460  (1) 

Linking Concepts: Writing Projects 


461  (1) 


462  (2) 

Inferences About Differences 


464  (69) 

Tests Involving Paired Differences (Dependent Samples) 


464  (12) 

Inferences About the Difference of Two Means (Large, Independent Samples) 


476  (17) 

Inferences About the Difference of Two Means (Small, Independent Samples) 


493  (15) 

Inferences About the Difference of Two Proportions 


508  (25) 


522  (1) 

Important Words and Symbols 


522  (1) 


523  (3) 

Data Highlights: Group Projects 


526  (1) 

Linking Concepts: Writing Projects 


527  (1) 


528  (5) 

Additional Topics Using Inference 


533  

Hypothesis Tests Using the ChiSquare Distribution 


534  (1) 

Overview of the ChiSquare Distribution 


534  (1) 

Chi Square: Tests of Independence 


535  (13) 

Chi Square: Goodness of Fit 


548  (9) 

Testing a Single Variance or Standard Deviation 


557  (7) 

Inferences Relating to Liner Regression 


564  (1) 

Linear Regression: Confidence Intervals for Predictions 


564  (13) 

Testing the Correlation Coefficient 


577  


583  (1) 

Important Words and Symbols 


584  (1) 


584  (3) 

Data Highlights: Group Projects 


587  (1) 

Linking Concepts: Writing Projects 


588  (1) 


589  
APPENDIXES 



1  (11) 


1  (1) 

Table 2: Binomial Coefficients 


2  (1) 

Table 3: Binomial Distribution 


3  (4) 

Table 4: Areas of a Standard Normal Distribution 


7  (1) 

(a) Table of Areas from 0 to z 


7  (1) 

(b) Confidence Interval Critical Values 


8  (1) 

(c) Hypothesis Testing Critical Values 


8  (1) 

Table 5: Student's t Distribution 


9  (1) 

Table 6: The χ2 Distribution 


10  (1) 

Table 7: Critical Values of Pearson ProductMoment Correlation Coefficient, r 


11  (1) 


12  (6) 
Answers with Key Steps to OddNumbered Problems 

18  
Index 

I1  