Glenn Geher, Sara Hall

Straightforward Statistics

Understanding the Tools of Research

• Gebundenes Buch

Produktbeschreibung

This book is a clear and direct introduction to statistics for the social, behavioral, and life sciences. Students should find this book easy useful and engaging in its presentation while instructors should find it detailed, comprehensive, accessible, and helpful in complementing a basic course in statistics.

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Produktdetails

• Verlag: Oxford University Press
• Seitenzahl: 476
• Erscheinungstermin: 1. Mai 2014
• Englisch
• Abmessung: 254mm x 185mm x 23mm
• Gewicht: 898g
• ISBN-13: 9780199751761
• ISBN-10: 0199751765
• Artikelnr.: 39700487

Autorenporträt

Glenn Geher is Professor and Chair of Psychology at the State University of New York at New Paltz, where he has taught Statistics and various other courses related to psychology and evolution since 2000. He also is the founding director of New Paltz's Evolutionary Studies Program, which has been awarded thousands of dollars from the National Science Foundation to help advance evolution's place in higher education. He has over 60 publications including several books and articles on various topics related to evolution and social psychology. His work has been covered in several media outlets including the New York Times, Chronicle of Higher Education, Redbook, and Cosmopolitan. He lives with his wife Kathy and two children, Megan and Andrew, in rural upstate New York. Sara Hall has earned degrees in both Psychology and Criminology. She lives in Oregon with her husband, Benjamin, and their four children, Jackson, Stella, Susanna, and Sailor.

Inhaltsangabe

* Preface * 1: Why Do I Need to Learn Statistics? *
Examples of statistics in the real world *
The nature of findings and facts in the behavioral sciences *
Descriptive and Inferential Statistics *
A conceptual approach to teaching and learning statistics *
What you should get out of this class * 2. Describing a Single Variable *
The nature of variables: continuous vs. categorical *
Frequency distributions as descriptions of single variables *
Creating frequency distributions *
Representing frequency distributions graphically *
Interpreting frequency distributions *
Mean, median, and mode *
Why is the mean the most
utilized index of central tendency? *
The conceptual elements of standard deviation *
Computing standard deviation * 3. Standardized Scores *
Why are standardized scores needed in the real world? *
Why are standardized scores needed in statistics? *
Computing Z scores *
Interpreting Z scores *
A real research example *
Summary * 4. Correlation *
Real
world examples of correlations *
Representing correlations graphically (the scatterplot) *
Representing correlations quantitatively (Pearson's r: an index of correlation strength and direction) *
Computing r using Z
scores *
Interpreting r (what you can and cannot conclude knowing that a correlation between two variables exists) *
A real research example *
Summary * 5. Statistical Prediction and Regression *
The basic rationale underlying regression *
Standardized model of bivariate regression *
Raw
score model of bivariate regression *
The regression line *
Estimating error of prediction *
Basic rationale underlying multiple regression *
A real research example *
Summary * 6. The Basic Elements of Hypothesis Testing *
Probability *
The normal distribution *
Estimating likelihood of outcomes *
A real research example *
Summary * 7. Introduction to Hypothesis Testing *
Basic rationale underlying hypothesis testing *
What is meant by statistical significance? *
The five steps of hypothesis testing: *
Stating the null and research hypotheses *
Delineating the nature of the comparison distribution *
Determining alpha (by defining a part of the comparison distribution is highly unlikely) *
Comparing a sample from the special population with the comparison distribution *
Commenting on the null hypothesis *
A real research example *
Summary * > 1 *
The basic steps of hypothesis testing always remain the same *
The comparison distribution needed for comparing a sample mean: The distribution of means *
Hypothesis testing using the distribution of means *
Confidence intervals *
A real research example *
Summary * 9. Statistical Power *
Defining Power (p(rejecting the null hypothesis when the research hypothesis is true) and Beta (p(Type
II error)) *
How N, population
level standard deviation, and effect size affect power *
Computing power *
How power affects real research *
A real research example *
Summary * 10. t
tests (One
Sample and Within
Groups) *
How a t
test differs from a Z
test *
The nature of the t
distribution (and why it varies as it does) *
Computing a one
sample t
test *
Computing a repeated
measures t
test *
A real research example *
Summary * 11. t
tests: Between
Groups *
The basic rationale of the between
groups t
test *
Computing the between
groups t
test *
Interpreting results *
A real research example *
Summary * 12. Analysis of Variance *
Basic reasoning of F as a ratio between effect and error variance *
Concepts underlying a one
way ANOVA *
Computing a one
way ANOVA *
Factorial ANOVA *
What results from an ANOVA can and cannot tell you *
Post
hoc tests *
A real research example *
Summary * 13. Chi
Square *
What happens when all our variables are categorical? *
Basic rationale underlying goodness of fit test *
Computing the chi
square goodness of fit *
Computing the chi
square test of independence *
Interpreting chi
square results *
A real research example *
Summary * Appendix A: Normal Curve (Z) Table * Appendix B: t Table * Appendix C: F Table * Appendix D: Chi Square Table * Appendix E: Advanced Statistics You May Run Into *
Factor Analysis *
Multiple regression *
Structural Equation Modeling *
Repeated
Measures ANOVA *
Mixed
Design ANOVA *
MANOVA * Appendix F: Using SPSS to Compute Basic Statistics *
Benefits of SPSS *
Different kinds of SPSS files *
Entering data with SPSS *
Computing frequency distributions with SPSS *
Describing variables with SPSS *
Using SPSS to examine correlations *
Using SPSS for a repeated
measures test *
Using SPSS for a between
groups test *
Using SPSS for a one
way ANOVA * Glossary * Answers to Set B Homework Problems * References * Index