Statistics For Dummies, 2nd Edition
By Deborah J. Rumsey
Publisher: Wiley / For Dummies
Released: April 2011
Pages: 384

The easy way to get down with statistics

Stymied by statistics? Fear not! In easy-to-understand terms, this friendly guide shows you how to collect, graph, and critique data; decipher distributions; calculate confidence intervals and hypothesis tests; analyze data with correlation, regression, and two-way tables; and much more.

  • The world of statistics — get a handle on the quantity and quality of statistics you encounter in everyday life

  • Get the big picture — explore data using graphs and charts and describe data using means, medians, standard scores, percentiles, and more

  • Results may vary — understand common statistical distributions and find out how to work with random variables, standard error, the Central Limit Theorem, and more

  • Guesstimate with confidence — use standard error, confidence intervals, and hypothesis tests to make conclusions about a population

  • Dig into statistical studies and their analyses — get the scoop on polls, experiments, correlation, linear regression, two-way tables, and independence

Open the book and find:

  • Plain-English explanations of statistical jargon

  • Information on organizing, graphing, and critiquing data

  • The 411 on random variables; the binomial, normal, t-, and sampling distributions; and the Central Limit Theorem

  • Pointers for conducting, interpreting, and critiquing polls and experiments

  • Data analysis tools for regression, confidence intervals, hypothesis tests, and two-way tables

  • Plenty of examples and figures to illustrate important concepts and methods

Learn to:

  • Grasp statistical ideas, techniques, formulas, and calculations

  • Interpret and critique graphs and charts, determine probability, and work with confidence intervals

  • Critique and analyze data from polls and experiments

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