**Chapter 9 Data and Statistics**

Lesson 9-1 Sampling Methods and Biases

Lesson 9-2 Organizing Data

Lesson 9-3 Measures of Central Tendency – Mean, Mode, Median and range.

Lesson 9-4 Central Tendency and Variability – Box and Whisker Plot.

Lesson 9-5 Displaying Data

Lesson 9-6 Misleading Graphs and Statistics

Lesson 9-7 Scatter Plots, Correlations, Lines of Best Fit

Lesson 9-8 Choosing the Best Representation of Data

**Review Sheets.**

Chapter 9 Section A

Chapter 9 Section B