1. Computing and Data Analysis
Unit 6

2. Today’s Lesson Objectives:
Differentiate between categorical and continuous data
School Safety Data and Bar Plots

3. Different Data Types Categorical Continuous
Set values.
For example: Grades:
9th
10th
11th 12
Another example: Blood Type A B AB O
Numerical data (quantitative)
Measured
Can take any value within range
Examples:
Height
weight

4. School Safety & Bar Plots
It is a survey of high school bullying.
We are going to look at the data.
Load the data from piazza. It is called Mobilize_SchoolSafety_2011.csv
Download from piazza: ECS_U6_Day15&16_School Safety Bar Plot Activity.doc
Follow the activity’s instructions