1. Bar Graph – a picture of a Categorical Frequency Distribution
To accompany Hawkes lesson 2.2a (ii)
Original content by D.R.S.
11/29/2018

2. When to use a Bar Graph YES NO
Qualitative (Categorical) Frequency Distribution
Excel: Insert, Charts, Bar
Also Excel: Insert, Charts, Column NO
Quantitative Frequency Distribution
Histogram – technically, not the same thing
Excel: Insert, Charts, Column
11/29/2018

3. Start with a Frequency Distribution
11/29/2018

4. Horizontal frequency bars, Vertical category names
11/29/2018

5. Horizontal category names, Vertical frequency bars
11/29/2018

6. Side-by-Side Bar Chart
Election results – data
Candidate
Big City
Green Acres
Adams 5
Baker 40 30
Carlson 20
DiBenedetto 55 10
11/29/2018

7. Side-by-Side Bar Chart
Each candidate has a bar for each community
11/29/2018

8. Stacked Bar Chart
Candidates’ totals, by stacking the bars
11/29/2018