Constructing and Reading
Summarizing Displays
Types of Variables
- Quantitative—measures
a numeric characteristic
·
Count—a type of quantitative variable that
answers the question “How many?”
- Categorical—records
a category destination
- Binary—a
type of categorical variable (with only two possible responses)
Note: the type of
variable influences the type of graphical display for the data
Personal Information Survey Questions
- Binary
- Categorical
- Categorical
- Binary
- Binary
- Binary
- Quantitative
- Quantitative
- Quantitative
- Quantitative
- Quantitative
- Quantitative
- Categorical
- Count
- Count
- Binary
Explore
- Frequency
table
- Picture
graph
- Bar
graph
- Segmented
bar graph
- Circle
graph