Elementary Statistics

Topics Covered in the Course

• The Stem-and-leaf: A quick way to draw a histogram
• chap3. The Histogram, [Exercise 1], [Exercise 2], [Exercise 3]
• Histograms explained, density scale
• chap4. The Average and the Standard Deviation
• The meaning of AVE
• The SD: How to compute it if you must
• Example: drawing histograms and computing the AVE, SD and Median
• chap5. The Normal Approximation for Data
• Selected Problems from Chapter5
• The Normal Curve and Standard Units
• chap6. Measurement Error
• chap8. Correlation
• The Correlation Coefficient and the SD line (with Maple)
• chap9. More about Correlation
• Selected Problems from Chapter9
• chap10. Regression
• Selected Problems from Chapter10
• Example: LSAT vs. First Year scores
• chap11. The R.M.S. Error for Regression
• Selected Problems from Chapter11
• Two Examples involving LSAT vs. First Year scores
• chap12. The Regression Line
• Exercises in Correlation and Regression: Exam2
• Predicting Percentile Ranks from r Only
• chap13. What Are the Chances?
• chap16. The Law of Averages
• chap18. The Normal Approximation for Probability Histograms
• Examples: 5 problems on Expected values, Standard Errors and Normal Approximations
• Two problems involving Chance Errors in Sampling
• chap21. The Accuracy of Percentages
• Percents, Confidence Intervals and the Bootstrap
• chap22. Measuring Employment and Unemployment
• chap23. The Accuracy of Averages
• chap24. A Model for Measurement Error
• chap26. Tests of Significance
• chap27. More Tests for Averages
• Examples of Tests
• Simple z-test
• chap28. The Chi-Square Test
• Examples of Chi-square Test for Independence
• Exam4 Includes...

The Normal Table.

Table of Normal Distribution.

The Student-t Table.

Table of Student-t Distribution.

Class Syllabus. Spring 2016

General information about the course and exam dates.

Review problems for Exam3

Exercises with solutions from Chapters 13,14,15,16,17 and 18.

Found Elsewhere

List of Statistics resources on the net.