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Book Cover
E-book
Author Griffiths, Dawn

Title Head first statistics / Dawn Griffiths
Published Sebastopol, Calif. : O'Reilly, 2008, ©2009

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Description 1 online resource (xxxviii, 677 pages) : illustrations
Contents Table of Contents; Introduction: how to use this book; Who is this book for?; We know what you're thinking; We know what your brain is thinking; Metacognition: thinking about thinking; Here's what WE did; Here's what YOU can do to bendyour brain into submission; Read Me; The technical review team; Acknowledgments; Safari® Books Online; Chapter 1: visualizing information: First Impressions; Statistics are everywhere; But why learn statistics?; A tale of two charts; Manic Mango needs some charts; The humble pie chart; Chart failure; Bar charts can allow for more accuracy; Vertical bar charts
Horizontal bar chartsIt's a matter of scale; Using frequency scales; Dealing with multiple sets of data; Your bar charts rock; Categories vs. numbers; Dealing with grouped data; To make a histogram, start by finding bar widths; Manic Mango needs another chart; Make the area of histogram bars proportional to frequency; Step 1: Find the bar widths; Step 2: Find the bar heights; Step 3: Draw your chart-a histogram; Histograms can't do everything; Introducing cumulative frequency; Drawing the cumulative frequency graph; Choosing the right chart; Manic Mango conquered the games market!
Chapter 2: measuring central tendency: The Middle WayWelcome to the Health Club; A common measure of average is the mean; Mean math; Dealing with unknowns; Back to the mean; Handling frequencies; Back to the Health Club; Everybody was Kung Fu fighting; Our data has outliers; The outliers did it; Watercooler conversation; Finding the median; Business is booming; The Little Ducklings swimming class; What went wrong with the mean and median?; Introducing the mode; Congratulations!; Chapter 3: measuring variability and spread: Power Ranges; Wanted: one player; We need to compare player scores
Use the range to differentiate betweendata setsThe problem with outliers; We need to get away from outliers; Quartiles come to the rescue; The interquartile range excludes outliers; Quartile anatomy; We're not just limited to quartiles; So what are percentiles?; Box and whisker plots let you visualize ranges; Variability is more than just spread; Calculating average distances; We can calculate variation with the variance ... ; ... but standard deviation is a more intuitive measure; A quicker calculation for variance; What if we need a baseline for comparison?
Use standard scores to compare values across data setsInterpreting standard scores; Statsville All Stars win the league!; Chapter 4: calculating probabilities: Taking Chances; Fat Dan's Grand Slam; Roll up for roulette!; Your very own roulette board; Place your bets now!; What are the chances?; Find roulette probabilities; You can visualize probabilities with a Venn diagram; And the winning number is ... ; Let's bet on an even more likely event; You can also add probabilities; You win!; Time for another bet; Exclusive events and intersecting events; Problems at the intersection
Summary Wouldn't it be great if there were a statistics book that made histograms, probability distributions, and chi square analysis more enjoyable than going to the dentist? Head First Statistics brings this typically dry subject to life, teaching you everything you want and need to know about statistics through engaging, interactive, and thought-provoking material, full of puzzles, stories, quizzes, visual aids, and real-world examples. Whether you're a student, a professional, or just curious about statistical analysis, Head First's brain-friendly formula helps you get a firm grasp of statistics so you can understand key points and actually use them. Learn to present data visually with charts and plots; discover the difference between taking the average with mean, median, and mode, and why it's important; learn how to calculate probability and expectation; and much more. Head First Statistics is ideal for high school and college students taking statistics and satisfies the requirements for passing the College Board's Advanced Placement (AP) Statistics Exam. With this book, you'll: Study the full range of topics covered in first-year statisticsTackle tough statistical concepts using Head First's dynamic, visually rich format proven to stimulate learning and help you retain knowledge Explore real-world scenarios, ranging from casino gambling to prescription drug testing, to bring statistical principles to lifeDiscover how to measure spread, calculate odds through probability, and understand the normal, binomial, geometric, and Poisson distributionsConduct sampling, use correlation and regression, do hypothesis testing, perform chi square analysis, and more Before you know it, you'll not only have mastered statistics, you'll also see how they work in the real world. Head First Statistics will help you pass your statistics course, and give you a firm understanding of the subject so you can apply the knowledge throughout your life
Notes Print version record
Subject Statistics.
Statistics -- Problems, exercises, etc
statistics.
Statistics.
Statistics -- Problems, exercises, etc.
Statistics
Genre/Form exercise books.
Problems and exercises
Problems and exercises.
Problèmes et exercices.
Form Electronic book
ISBN 9780596527587
0596527586