# Topic by Topic

We are still in the process of migrating this page to the "new" Google site. At any rate, there is a better and simpler page to use for access to all our lectures for each topic - the Overview of Lectures page.

Each **topic** contains:

- Lecture
**notes**are pdf files which can be downloaded and saved to be read off-line - Lecture
**videos**are YouTube videos of lectures - Lecture
**PowerPoint**slides are the actual PowerPoint slides used in class - Use the
**Practice Quizzes**to test your knowledge - When doing your
**homework assignments**, work out the problems first before looking at the solutions. Compare your answers to the ones in the solutions

## Introduction to Statistics - "Measuring" Data

Lecture Notes

**Readings -- Why Learn Statistics?**

- Friedman, H. H., and Raphan, M. (2013),
*School Rankings: Descriptive Statistics or Incentives to Manipulate?*, SSRN Scholarly Paper, Rochester, NY: Social Science Research Network. - https://doi.org/10.2139/ssrn.2371726
- Friedman, H. H., and Raphan, M. (2013),
*How Statistics Can Save Your Life or End It: A Course Module*, SSRN Scholarly Paper, Rochester, NY: Social Science Research Network. - http://dx.doi.org/10.2139/ssrn.2363742
- Friedman, H. H., Friedman, L. W., and Amoo, T. (2012),
*Using Real-World Examples to Enhance the Relevance of the Introductory Statistics Course*, SSRN Scholarly Paper, Rochester, NY: Social Science Research Network. - http://ssrn.com/abstract=2129750
- Friedman, H. H., and Friedman, L. W. (1999),
*Statistical Inference and the Scientific Method: Making Statistics Relevant*, SSRN Scholarly Paper, Rochester, NY: Social Science Research Network. - http://ssrn.com/abstract=2393686

ONLINE Interactive Practice Quiz: Test your knowledge online with this short interactive quiz.

Print version of Practice quiz

Print version of Practice quiz solutions

Homework Assignment

Homework Solution

### Descriptive Statistics

### Lecture 1

Lecture Notes (for lecture 1 and 2)

MINI ONLINE INTERACTIVE Practice quiz

Full Print version Practice quiz

Full Print version Practice quiz solutions

Homework Assignment

### Descriptive Statistics: Lecture 2

Lecture Notes (for lecture 1 and 2)

Lecture VideoPractice quiz - test your knowledge

Practice quiz solutions

Homework Assignment

Homework Solution

Introduction to Probability

Lecture Notes

Practice quiz - test your knowledge

Practice quiz solutions

Homework Assignment

Homework Solution

Probability Distributions

Lecture Notes

Practice quiz - test your knowledge

Practice quiz solutions

Homework Assignment

Homework Solution

Binomial Distribution

Lecture Notes

Practice quiz - test your knowledge

Practice quiz solutions

Homework Assignment

Homework Solution

Normal Distribution

Lecture Notes

Practice quiz - test your knowledge

Practice quiz solutions

Homework Assignment

Homework Solution

## Two Different Standard Normal (Z) Tables

Sampling Distribution

Lecture Notes

Practice quiz - test your knowledge

Practice quiz solutions

Homework Assignment

Homework Solution

**Introduction to Statistical inference**

Lecture Notes

## Estimation

Practice quiz - test your knowledge

Practice quiz solutions

Homework Assignment

Homework Solution

## Hypothesis Testing -- Z tests

Lecture Notes

Practice quiz - test your knowledge

Practice quiz solutions

## Understanding Hypothesis Testing

Homework Assignment

Homework Solution

The t Distribution

Lecture Notes

Practice quiz - test your knowledge

Practice quiz solutions

Homework Assignment

Homework Solution

## Inferences about the Proportion

Lecture Notes

Practice quiz - test your knowledge

Practice quiz solutions

Homework Assignment

Homework Solution

## Determining Sample Size

Lecture Notes

Practice quiz - test your knowledge

Practice quiz solutions

Two-sample Z test for the Mean

Lecture Notes (z and t)

Practice quiz - test your knowledge

Practice quiz solutions

Homework Assignment

Homework Solution

## Understanding Two-Sample Hypothesis Testing

## Two-sample t test for the Mean

Lecture Notes (z and t)

Practice quiz - test your knowledge

Practice quiz solutions

Homework Assignment

Homework Solution

Two-sample Z test for the Proportion

Lecture Notes

Practice quiz - test your knowledge

Practice quiz solutions

Homework Assignment

Homework Solution

Chi-Square distribution

Lecture Notes

Homework Assignment

Homework Solution

Introduction to Correlation

Lecture Notes

Practice quiz - test your knowledge

Practice quiz solutions

Homework Assignment

Homework Solution

Simple Linear Regression

Lecture Notes

Practice quiz - test your knowledge

Practice quiz solutions

Homework Assignment

Homework Solution