1. Statistical Tables and Graphs
Chapter 10 Unit C
Statistical Tables and Graphs

2. Essential Questions
What are some reasons for creating tables and graphs?
How do we display our data effectively
What are some ways that media deceives us?

3. Warm up: Is there a nicer way to display this data?

4. Definitions: Frequency: how often a data point appears
Frequency table: table that displays frequency of the categories
Relative frequency: frequency in category/total frequency
Cumulative frequency: # of data values in the category and any preceding category

5. Type of Data: Qualitative data: describes qualities or categories
Ex: brand names
Quantitative data: represents counts or measurements
Ex: heights of students

6. Important Labels For Graphs
Title/caption
Vertical scale and title (y)
Horizontal scale and title (x)
Legend: way to identify the individual sets

7. Type of Graphs: Bar Graph

8. Type of Graphs: Pie Chart

9. Type of Graphs: Histogram

10. Type of Graphs: Line Graph

11. Type of Graphs: Stacked Area Graph

12. Type of Graphs: Scatterplot