Statistics and Data Analysis: An Introduction

The Shape of a Group of Numbers.

Describing Distributions.

Describing a Normal Distribution and Summarizing Binary Data.

Basics of Data Transformation.

Choosing a Description.

PROBABILITY, SAMPLING, AND TESTS OF STATISTICAL SIGNIFICANCE.

Probability.

Random Variables, Probability Distributions, and the Central Limit Theorem.

Toward Statistical Inference.

Confidence Intervals.

Testing a Hypothesis About the Mean.

MORE THAN ONE GROUP OF NUMBERS.

Comparing Two Groups of Numbers.

Analysis of Variance: Several Groups of Numbers.

Categorical Data and Chi-Square Analysis.

Bivariate Data and Regression.

Appendices.

Notes.

References.

Answers to Selected Problems.

Index.