Statistics Success in 20 Minutes a Day

by Young, Linda J.

• ISBN13: 9781576855355
• ISBN10: 157685535X
• Format: Paperback
• Copyright: 2006-02-09
• Publisher: Natl Book Network

Summary

Statistics Success in 20 Minutes a Day helps both novices and knowledgeable-but-rusty students gain practical skills in statistics. Structured as a series of 20 lesson plans, the book covers all major topics in this field, such as calculating a standard score, finding the margin of errors, and making informed decisions about experiments. Hundreds of jargon-free exercises provide essential practice in solving statistics problems. Test-takers also benefit from sections on additional resources and tips for preparing for standardized tests.

Table of Contents

Introduction How to Use This Book	ix
Pretest	1	(12)
Populations, Samples, and Variables	13	(4)
Studies	17	(8)
Describing and Displaying Categorical Data	25	(8)
Dotplots and Stem-and-Leaf Plots	33	(8)
Measures of Central Tendency for Numerical Data	41	(6)
Measures of Dispersion for Numerical Data	47	(8)
Histograms and Boxplots	55	(10)
Describing and Displaying Bivariate Data	65	(8)
Basic Ideas in Probability	73	(12)
Discrete Probability Distributions	85	(6)
Continuous Probability Distributions	91	(10)
Sampling Distributions and the t-Distribution	101	(10)
The Law of Large Numbers and the Central Limit Theorem	111	(6)
Sample Surveys	117	(6)
Confidence Intervals for Proportions	123	(6)
Hypothesis Testing for Proportions	129	(8)
Confidence Intervals and Tests of Hypotheses for Means	137	(8)
The Matched-Pairs Design and Comparing Two Treatment Means	145	(12)
Confidence Intervals for Comparing Two Treatment or Population Means	157	(12)
Analyzing Categorical Data	169	(12)
Posttest	181	(12)
Answer Key	193	(14)
Appendix How to Prepare for a Test	207