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Chapter 5 · Data Analysis: A Concise Overview of Statistical Techniques · Slide 159/274

Bar Graph

Bar height = frequency or relative frequency

5.1.1 · Organizing Qualitative Data Graphical Representation

Bar Graph

Bar height = frequency or relative frequency

Bars must not touch

Absolute Frequencies
10
3
1
3
5
3
1
Favorite color
FREQUENCY024681012blueredorangeyellowgreenpinkpurple
Relative Frequencies
0.38
0.12
0.04
0.12
0.19
0.12
0.04
Favorite color
RELATIVE FREQUENCY0%5%10%15%20%25%30%35%40%45%blueredorangeyellowgreenpinkpurple
QUESTIONSTAR · Dr. Paul Marx 159 / 274
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