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Methods for Describing Sets of Data

Lecture Examples

Example 16 and 16.5

Range Rule of Thumb

2.1 Describing Data Graphically

Class Boundaries

Now You Try It!

Now You Try It!

Constructing a Histogram

Using the Graphing Calculator

2.2 Summation Notation

Summation Notation

Now You Try It!

2.3 Measures of Central Tendency: Mean, Median, Mode

Now You Try It!

2.4 Skewed Distributions

Now You Try It!

2.5 Measures of Variability: Range, Standard Deviation, and Variance

Using the Graphing Calculator

Now You Try It!

2.6 Chebyshev's Theorem

Now You Try It!

2.7 Empirical Rule

Now You Try It!

2.8 Measures of Relative Standing - Z scores

Now You Try It!

Problem Sets

Chapter 2 Homework

Sample Exams

Sample Exam I: Chapters 1 & 2

Sample Exam II: Chapters 3 & 4

Sample Exam III: Chapters 5 & 6

Sample Exam IV: Chapters 7 & 8