Active Learning Lecture Slides
For use with Classroom Response Systems
Chapter 4:
Displaying and Describing Categorical Data
Business Statistics
First Edition
by Sharpe, De Veaux, Velleman
Copyright © 2010 Pearson Education, Inc.
Slide 4- 1
Which of the following always displays
percentages rather than counts?
A. Frequency table
B. Bar chart
C. Relative frequency table
D. Contingency table
Copyright © 2010 Pearson Education, Inc.
Slide 4- 2
Which of the following always displays
percentages rather than counts?
A. Frequency table
B. Bar chart
C. Relative frequency table
D. Contingency table
Copyright © 2010 Pearson Education, Inc.
Slide 4- 3
When preparing a chart we must follow the
area principle because
A. percentages do not add up to 100%.
B. a flashy display helps to make a point.
C. we want to draw attention to large areas.
D. we want to avoid misrepresentation and
distortion.
Copyright © 2010 Pearson Education, Inc.
Slide 4- 4
When preparing a chart we must follow the
area principle because
A. percentages do not add up to 100%.
B. a flashy display helps to make a point.
C. we want to draw attention to large areas.
D. we want to avoid misrepresentation and
distortion.
Copyright © 2010 Pearson Education, Inc.
Slide 4- 5
Which of the following gives the best visual
of how a whole group is partitioned into
several categories?
A. Bar chart
B. Frequency distribution
C. Pie chart
D. Contingency table
Copyright © 2010 Pearson Education, Inc.
Slide 4- 6
Which of the following gives the best visual
of how a whole group is partitioned into
several categories?
A. Bar chart
B. Frequency distribution
C. Pie chart
D. Contingency table
Copyright © 2010 Pearson Education, Inc.
Slide 4- 7
The following is a breakdown of TV viewers during
the Super Bowl in 2007.
Game
Commercials
Won't Watch
Total
Male
279
81
132
492
Female
200
156
160
516
Total
479
237
292
1008
What percentage of viewers was male:
A. 19.8%
B. 47.5%
C. 48.8%
D. 27.7%
Copyright © 2010 Pearson Education, Inc.
Slide 4- 8
The following is a breakdown of TV viewers during
the Super Bowl in 2007.
Game
Commercials
Won't Watch
Total
Male
279
81
132
492
Female
200
156
160
516
Total
479
237
292
1008
What percentage of viewers was male:
A. 19.8%
B. 47.5%
C. 48.8%
D. 27.7%
Copyright © 2010 Pearson Education, Inc.
Slide 4- 9
The following is a breakdown of TV viewers during
the Super Bowl in 2007.
Game
Commercials
Won't Watch
Total
Male
279
81
132
492
Female
200
156
160
516
Total
479
237
292
1008
What percentage of viewers watched the
commercials only?
A. 8.0%
B. 23.5%
C. 58.2%
D. 27.7%
Copyright © 2010 Pearson Education, Inc.
Slide 4- 10
The following is a breakdown of TV viewers during
the Super Bowl in 2007.
Game
Commercials
Won't Watch
Total
Male
279
81
132
492
Female
200
156
160
516
Total
479
237
292
1008
What percentage of viewers watched the
commercials only?
A. 8.0%
B. 23.5%
C. 58.2%
D. 27.7%
Copyright © 2010 Pearson Education, Inc.
Slide 4- 11
The following is a breakdown of TV viewers during
the Super Bowl in 2007.
Game
Commercials
Won't Watch
Total
Male
279
81
132
492
Female
200
156
160
516
Total
479
237
292
1008
Of the viewers who did not watch the Super Bowl,
what percentage was male?
A. 45.2%
B. 48.8%
C. 26.8%
D. 27.7%
Copyright © 2010 Pearson Education, Inc.
Slide 4- 12
The following is a breakdown of TV viewers during
the Super Bowl in 2007.
Game
Commercials
Won't Watch
Total
Male
279
81
132
492
Female
200
156
160
516
Total
479
237
292
1008
Of the viewers who did not watch the Super Bowl,
what percentage was male?
A. 45.2%
B. 48.8%
C. 26.8%
D. 27.7%
Copyright © 2010 Pearson Education, Inc.
Slide 4- 13
In a contingency table, when the
distribution of one variable is the same for
all categories of another, we say the
variables are
A. separate.
B. independent.
C. distinct.
D. dependent.
Copyright © 2010 Pearson Education, Inc.
Slide 4- 14
In a contingency table, when the
distribution of one variable is the same for
all categories of another, we say the
variables are
A. separate.
B. independent.
C. distinct.
D. dependent.
Copyright © 2010 Pearson Education, Inc.
Slide 4- 15
Which of the following would be the best
visual for displaying conditional
distributions?
A. Area chart
B. Segmented bar chart
C. Side by side chart
D. Cross tabulation
Copyright © 2010 Pearson Education, Inc.
Slide 4- 16
Which of the following would be the best
visual for displaying conditional
distributions?
A. Area chart
B. Segmented bar chart
C. Side by side chart
D. Cross tabulation
Copyright © 2010 Pearson Education, Inc.
Slide 4- 17
Combining percentages inappropriately
across categories in a contingency table
can yield absurd results. This is known as
A. Simpson’s Paradox.
B. Paradoxical Percentages.
C. Aristotle’s Paradox.
D. Homer’s Paradox.
Copyright © 2010 Pearson Education, Inc.
Slide 4- 18
Combining percentages inappropriately
across categories in a contingency table
can yield absurd results. This is known as
A. Simpson’s Paradox.
B. Paradoxical Percentages.
C. Aristotle’s Paradox.
D. Homer’s Paradox.
Copyright © 2010 Pearson Education, Inc.
Slide 4- 19