handout - Notes for Statistics 3011 * University of...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Notes for Statistics 3011 * University of Minnesota Fall 2010 Section 007 Instructor: Craig Rolling *Notes accompany the second edition of Statistics: The Art and Science of Learning From Data by Alan Agresti and Christine Franklin Contents CHAPTER 1: INTRODUCTION 1 1.1 The Basics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.2 The Role of Computers in Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 1.2.1 Introduction to R . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 1.2.2 Getting Started with Rweb . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.2.3 Entering Data in R and Rweb . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 1.2.4 Getting Help . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 CHAPTER 2: EXPLORING DATA 8 2.1 Types of Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2.2 Graphical Summaries of Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.2.1 Graphical Summaries for Categorical Variables . . . . . . . . . . . . . . . . . 9 2.2.2 Graphical Summaries for Quantitative Variables . . . . . . . . . . . . . . . . 12 2.3 Numerical Summaries of Quantitative Data . . . . . . . . . . . . . . . . . . . . . . . 17 2.3.1 Measures of Center . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 2.3.2 Measures of Spread . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 CHAPTER 5: PROBABILITY 31 5.1 Randomness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 5.2 Probability Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 5.3 Conditional Probability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 CHAPTER 6: PROBABILITY DISTRIBUTIONS 50 6.1 Discrete Random Variables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 6.1.1 Probability Distribution of a Discrete Random Variable . . . . . . . . . . . . 51 6.1.2 Center and Spread of a Probability Distribution . . . . . . . . . . . . . . . . 53 6.2 Continuous Random Variables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 6.2.1 Density Curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 6.2.2 The Normal Distribution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 6.2.3 The Normal Distribution in R . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 6.3 The Binomial Distribution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 CHAPTER 7: SAMPLING DISTRIBUTIONS 80 7.1 The Sampling Distribution of a Sample Mean . . . . . . . . . . . . . . . . . . . . . . 83 7.2 The Sampling Distribution of a Sample Proportion . . . . . . . . . . . . . . . . . . . 88 Stat 3011 Chapter 0 CHAPTER 8: CONFIDENCE INTERVALS 92 8.1 Point Estimation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92 8.2 Interval Estimation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8....
View Full Document

Page1 / 230

handout - Notes for Statistics 3011 * University of...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online