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Summary
Summary
Succeed in statistics with ELEMENTARY STATISTICS! Including relevant examples, exercises, and applications, this textbook gives you the tools you need to get a good grade in your statistics course. Struggling with a specific concept? Log onto Personal Tutor with SMARTHINKING to get live, one-on-one online tutoring from a statistician who has a copy of the textbook. Video Skillbuilders and StatisticsNow (an online learning tool built around your individual progress that gives you a simple pre-test, and then focuses your learning experience on your studying needs) provide additional online support. Learning to use MINITAB, Excel, and the TI-83/84 graphing calculator is made easy with instructions included in relevant sections throughout the text.
Table of Contents
Part I Descriptive Statistics |
1 Statistics |
Americans, Here's Looking At You |
What is Statistics? Measurability and Variability |
Data Collection |
Comparison of Probability and Statistics |
Statistics and Technology |
2 Descriptive Analysis and Presentation of Single-Variable Data |
You and the Internet |
Graphical Presentation of Data |
Graphs, Pareto Diagrams, and Stem-And-Leaf Displays |
Frequency Distributions and Histograms |
Numerical Descriptive Statistics |
Measures of Central Tendency |
Measures of Dispersion |
Measures of Position |
Interpreting and Understanding Standard Deviation |
The Art of Statistical Deception |
Mean and Standard Deviation of Frequency Distribution (Optional) |
3 Descriptive Analysis and Presentation of Bivariate Data |
The Kid is All Grown Up |
Bivariate Data |
Linear Correlation |
Linear Regression |
Part II Probability |
4 Probability |
Sweet Statistics |
Probability of Events |
Conditional Probability of Events |
Rules of Probability |
Mutually Exclusive Events |
Independent Events |
Mutually Exclusive, Independent Events? |
A Relationship? |
5 Probability Distributions (Discrete Variables) |
Caffeine Drinking |
Random Variables |
Probability Distribution of a Discrete Random Variable |
Mean and Variance of a Discrete Probability Distribution |
The Binomial Probability Distribution |
Mean and Standard Deviation of the Binomial Distribution |
6 Normal Probability Distributions |
Intelligence Scores |
Normal Probability Distributions |
The Standard Normal Distribution |
Applications of Normal Distributions |
Notation |
Normal Approximation of the Binomial |
7 Sample Variability |
275 Million Americans |
Sampling Distributions |
The Sampling Distribution of Sample Means |
Application of the Sampling Distribution of Sample Means |
Part III Inferential Statistics |
8 Introduction to Statistical Inferences |
Were They Shorter Back Then? The Nature of Estimation |
Estimation of a Mean (= known) |
The Nature of Hypothesis Testing |
Hypothesis Test of Mean 8 (= Known): A Probability Value Approach |
Hypothesis Test of Mean 8 (= Known): A Classical Approach |
9 Inferences Involving One Population |
Get Enough Daily Exercise? Inferences About Mean 8 (= Unknown) |
Inferences About the Binomial Probability of Success |
Inferences About Variance and Standard Deviation |
10 Inferences Involving Two Populations |
Students, Credit Cards and Debt |
Independent and Dependent Samples |
Inferences Concerning the Mean Difference Using Two Dependent Samples |
Inferences Concerning the Difference Between Means Using Two Independent Samples |
Inferences Concerning the Difference Between Proportions Using Two Independent Samples |
Inferences Concerning the Ratio of Variances Using Two Independent Samples |
Part IV More Inferential Statistics |
11 Applications of Chi-Square |
Cooling a Great Hot Taste |
Chi-Square Statistic |
Inferences Concerning Multinomial Experiments |
Inferences Concerning Contingency Tables |
12 Analysis of Variance |
Time Spent Commuting to Work |
Introduction to the Analysis of Variance Technique |
The Logic Behind ANOVA |
Applications of Single-Factor ANOVA |
13 Linear Correlation and Regression |
Beautiful Golden Wheat! Linear Correlation Analysis |
Inferences About the Linear Correlation Coefficient |
Linear Regression Analysis |
Inferences Concerning the Slope of the Regression Line |
Confidence Interval Estimates For Regression |
Understanding the Relationship Between Correlation and Regression |
14 Elements of Nonparametric Statistics |
Teenagers' Attitudes |
Nonparametric Statistics |
Comparing Statistical Tests |
The Sign Test |
The Mann-Whitney U Test |
The Runs Test |
Rank Correlation |
Appendix A Basic Principles of Counting |
Appendix B Tables |
Answers to Odd-Numbered Exercises |
Answers to Chapter Practice Tests |
Index for Applications |
Index for Computer and Calculator Instructions |
Index Credits |
Formula Card |