Chances Are: The Only Statistic Book You'll Ever Need

Steve Slavin

Madison Books | 1998 | 220 páginas | rar - pdf | 5,3 Mb

link (password: matav)

Chances Are is the first book to make statistics accessible to everyone, regardless of how much math you remember from school.

Contents
Acknowledgments
How to Use this Book
Chapter 1. Presentation of Statistical Data
Simple Tables, Line Graphs, Bar Graphs, Histograms, Pie Charts, Complex Graphs
Chapter 2. Basic Arithmetic Operations
Converting Proper Fractions into Decimals, Rounding, Multiplying Decimals, Interpolation, Extrapolation, Fast Multiplication and Division, Fast Multiplication, Fast Division, Manipulating Negative Numbers
Chapter 3. The Mean, Median, Mode, and Range
The Mean, Simple Mean, Weighted Average, The Median, The Mode, The Range, Finding the Mean, Median, Mode, and Range
Chapter 4. Frequency Distribution 49
Frequency Distributions, Graphing Frequency Distributions, Line Graphs, Bar Graphs, Histograms, Cumulative Frequency
Chapter 5. Percents 65
Changing Decimals into Percents , Changing Fractions into Percents, Changing Percents into Decimals , Finding Percentage Changes , Percentage Distribution , Finding Percentage Distributions , Pie Charts
Chapter 6. Percentiles 85
Using a Cumulative Percentage Graph , Deciles and Quartiles , Finding Scores, Percentiles, Deciles, and Quartiles on the Cumulative Percentage Graph , Obtaining Percentile Ranks from Frequency Distribution Tables , Finding the Cumulative Frequency and Setting True Limits
Chapter 7. Standard Deviation 103
Calculating Standard Deviation with Ungrovped Scores , Calculating Standard Deviation with Grouped Scores
Chapter 8. The Normal Curve 121
The Standard Nonnal Distribution , Finding the Percentile Rank , Z-Scores , Finding Percent of Cases Falling between Two Scores 135
Chapter 9. Probability
Sampling with Replacement, The Addition Rule, The Multiplication Rule, Sampling without Replacement, Double Counting, Probability and the Normal Curve, One- and Two-Tailed Probability Values
Chapter 10. Correlation
Positive, Negative, and Perfect Correlations, Calculating the Coefficient of Correlation
Chapter 11. Prediction and Regression
Predicting Individual Scores, Freehand Regression Line Fitting, Constructing Regression Lines by Predicting Y-Scores, Using Regression Lines