CK-12-Pre-Calculus Concepts

http://www.ck12.org Chapter 15. Concepts of Statistics

Guided Practice

1. Create a boxplot of the following numbers in your calculator.
   8.5, 10.9, 9.1, 7.5, 7.2, 6, 2.3, 5.5


2. Identify the interesting characteristics of the following boxplot.


3. Interpret the following bar chart that represents the number of tardy students in 5 class periods over the course of
   a year.

Answers:

1. Enter the data intoL 1 by going into the Stat menu.