Question 1

Which data would be suitable for a pie chart?

Accepted Answer

A)   Whirlpool Corporation's sales revenue for the last five years
B)   Oxnard University student category (undergraduate,masters,doctoral) 
C)   Average SAT scores for entering freshmen at 10 major U.S.universities
D)   U.S.toy imports from China over the past decade

Question 2

Which is not considered a deceptive graphical technique?

Accepted Answer

A)   Nonzero origin
B)   Elastic graph proportions
C)   Dramatic title
D)   Axis demarcations

Question 3

Compared to a dot plot,we lose some detail when we present data in a frequency distribution.

Accepted Answer

A) True 
 B)False

Question 4

Except for the Y-axis scaling,a histogram will look the same if we use relative frequencies instead of raw frequencies (with the same bin limits).

Accepted Answer

A) True 
 B)False

Question 5

Which criterion is least likely to be used in choosing bins (classes) in a frequency distribution?

Accepted Answer

A)   Following Sturges' Rule
B)   Selecting "nice" class (bin) limits
C)   Using aesthetic judgment
D)   Always starting at zero

Question 6

A frequency distribution is a tabulation of n data values into classes called bins.

Accepted Answer

A) True 
 B)False

Question 7

Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Accepted Answer

Colorful and amusing,but no cl...

Question 8

Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Accepted Answer

As pie charts go,not too bad,l...

Question 9

Craig operates a part-time snow-plowing business using a 2002 GMC 2500 HD extended cab short box truck.Describe Craig's gasoline mileage based on this histogram of 195 tanks of gas.

Accepted Answer

Strong clustering ne...

Question 10

Which data would be suitable for a pie chart?

Accepted Answer

A)   Average starting salary of MBA graduates from six ivy-league universities
B)   APR interest rates charged by the top five U.S.credit cards
C)   Last semester's average GPA for students in seven majors in a business school
D)   The number of U.S.primary care clinics by type (urban,suburban,rural)

Question 11

Bob found an error in the following frequency distribution.What is it?

Accepted Answer

A)   The class limits are overlapping too much.
B)   The classes are not collectively exhaustive.
C)   There are too many classes by Sturges' Rule.
D)   The first class must start at 0.

Question 12

The Pareto chart is used to display the "vital few" causes of problems.

Accepted Answer

A) True 
 B)False

Question 13

Briefly comment on strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Accepted Answer

Attractive,but area trick is d...

Question 14

Sturges' Rule is merely a suggestion,not an ironclad requirement.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following is true?

Accepted Answer

A)   Line charts are not used for cross-sectional data.
B)   Line charts are useful for visualizing categorical data.
C)   Pyramid charts are generally preferred to bar charts.
D)   Pie charts can generally be used instead of bar charts.

Question 16

A line chart would not be suitable to display which data?

Accepted Answer

A)   U.S.oil imports from OPEC nations for the last 20 years
B)   Annual compensation of the top 50 CEOs
C)   Exxon-Mobil's quarterly sales data for the last five years
D)   Daily stock market closing prices of Microsoft for the past month

Question 17

The graph below illustrates which deceptive technique?

Accepted Answer

A)   Poor Y axis scale
B)   Area trick
C)   Unclear grid lines
D)   Dramatic title

Question 18

Which of these deficiencies would be considered a major graphical deception?

Accepted Answer

A)   Vague or unclear source
B)   Using more than one color or font
C)   Bar widths proportional to bar height
D)   Using a dramatic graph title

Question 19

Histograms generally do not reveal the:

Accepted Answer

A)   exact data range.
B)   modal classes (bins) .
C)   degree of skewness.
D)   relative frequencies.

Question 20

Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Accepted Answer

Funny pictures,attention-getti...

Exam 3: Describing Data Visually

A line chart would not be suitable to display which data?

Correct AnswerverifiedShow Answer

Except for the Y-axis scaling,a histogram will look the same if we use relative frequencies instead of raw frequencies (with the same bin limits).

Correct AnswerverifiedShow Answer

Compared to a dot plot,we lose some detail when we present data in a frequency distribution.

Correct AnswerverifiedShow Answer

Which data would be suitable for a pie chart?

Correct AnswerverifiedShow Answer

Which of these deficiencies would be considered a major graphical deception?

Correct AnswerverifiedShow Answer

Which is not considered a deceptive graphical technique?

Correct AnswerverifiedShow Answer

The graph below illustrates which deceptive technique?

Correct AnswerverifiedShow Answer

Which data would be suitable for a pie chart?

Correct AnswerverifiedShow Answer

The Pareto chart is used to display the "vital few" causes of problems.

Correct AnswerverifiedShow Answer

Sturges' Rule is merely a suggestion,not an ironclad requirement.

Correct AnswerverifiedShow Answer

Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Correct AnswerverifiedColorful and amusing,but no cl...View AnswerShow Answer

Which criterion is least likely to be used in choosing bins (classes) in a frequency distribution?

Correct AnswerverifiedShow Answer

A frequency distribution is a tabulation of n data values into classes called bins.

Correct AnswerverifiedShow Answer

Briefly comment on strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Correct AnswerverifiedAttractive,but area trick is d...View AnswerShow Answer

Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Correct AnswerverifiedFunny pictures,attention-getti...View AnswerShow Answer

Histograms generally do not reveal the:

Correct AnswerverifiedShow Answer

Which of the following is true?

Correct AnswerverifiedShow Answer

Bob found an error in the following frequency distribution.What is it?

Correct AnswerverifiedShow Answer

Craig operates a part-time snow-plowing business using a 2002 GMC 2500 HD extended cab short box truck.Describe Craig's gasoline mileage based on this histogram of 195 tanks of gas.

Correct AnswerverifiedStrong clustering ne...View AnswerShow Answer

Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Correct AnswerverifiedAs pie charts go,not too bad,l...View AnswerShow Answer

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Colorful and amusing,but no cl...
View Answer

Correct Answer
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Correct Answer
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Correct Answer
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Attractive,but area trick is d...
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Correct Answer
verified
Funny pictures,attention-getti...
View Answer

Correct Answer
verified

Correct Answer
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Correct Answer
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Correct Answer
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Strong clustering ne...
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Correct Answer
verified
As pie charts go,not too bad,l...
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