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York University

Administrative Studies

ADMS 2320

all

Summer

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CHAPTER 2 SECTION 2: GRAPHICAL AND TABULAR DESCRIPTIVE
TECHNIQUES
MULTIPLE CHOICE
35. Which of the following statements about pie charts is false?
a. A pie chart is a graphical representation of a relative frequency distribution.
b. You can always determine frequencies for each category by looking at a pie chart.
c. The total percentage of all the slices of a pie chart is 100%.
d. The area of a slice of a pie chart is the proportion of all the individuals that fall into that
particular category.
ANS: B PTS: 1 REF: SECTION 2.2
36. Which of the following situations is best suited for a pie chart?
a. The number of dollars spent this year on each type of legal gambling.
b. The percentage of a charitable donation that goes to administrative costs vs. directly to the
charity.
c. The number of students in your class who received an A, B, C, D, F on their exam.
d. All of these choices are true.
ANS: B PTS: 1 REF: SECTION 2.2
37. Which situation identifies when to use pie charts and/or bar charts?
a. You want to describe a single set of data.
b. Your data is nominal.
c. You want to show the number or the percentage of individuals in each category.
d. All of these choices are true.
ANS: D PTS: 1 REF: SECTION 2.2
38. Suppose you measure the number of minutes it takes an employee to complete a task, where the
maximum allowed time is 5 minutes, and each time is rounded to the nearest minute. Data from 130
employees is summarized below. How long did it take most employees to complete the task?
Time (minutes) 1 2 3 4 5
Frequency 15 30 40 25 20
a. 5 minutes
b. 3 minutes
c. 40 minutes
d. 20 minutes
ANS: B PTS: 1 REF: SECTION 2.2
This edition is intended for use outside of the U.S. only, with content that may be different from the U.S. Edition. This may not be resold,
copied, or distributed without the prior consent of the publisher. 39. Car buyers were asked to indicate the car dealer they believed offered the best overall service. The
four choices were Carriage Motors (C), Marco Chrysler (M), Triangle Auto (T), and University
Chevrolet (U). The following data were obtained:
T C C C U C M T C U
U M C M T C M M C M
T C C T U M M C C T
T U C U T M M C U T
What percentage of car buyers identified Carriage Motors as having the best overall service?
a. 1/4 = 0.25 or 25%
b. 14/40 = 0.35 or 35%
c. 14%
d. None of these choices.
ANS: B PTS: 1 REF: SECTION 2.2
TRUE/FALSE
40. A bar chart is used to represent interval data.
ANS: F PTS: 1 REF: SECTION 2.2
41. One of the advantages of a pie chart is that it clearly shows that the total percentages of all the
categories add to 100%.
ANS: T PTS: 1 REF: SECTION 2.2
42. Bar and pie charts are graphical techniques for nominal data. The former focus the attention on the
frequency of the occurrences of each category, and the later emphasizes the proportion of occurrences
of each category.
ANS: T PTS: 1 REF: SECTION 2.2
43. A relative frequency distribution lists the categories and their counts.
ANS: F PTS: 1 REF: SECTION 2.2
44. A frequency distribution lists the categories and the proportion with which each occurs.
ANS: F PTS: 1 REF: SECTION 2.2
45. From a pie chart you are able to find the frequency for each category.
ANS: F PTS: 1 REF: SECTION 2.2
This edition is intended for use outside of the U.S. only, with content that may be different from the U.S. Edition. This may not be resold,
copied, or distributed without the prior consent of the publisher. COMPLETION
46. Two types of graphs that organize nominal data are ____________________ and
____________________.
ANS:
pie charts; bar charts
bar charts; pie charts
PTS: 1 REF: SECTION 2.2
47. A bar chart is used to represent ____________________ data.
ANS:
nominal
categorical
qualitative
PTS: 1 REF: SECTION 2.2
48. A pie chart is used to represent ____________________ data.
ANS:
nominal
categorical
qualitative
PTS: 1 REF: SECTION 2.2
49. A(n) ____________________ chart is often used to display frequencies; a(n) ____________________
chart graphically shows relative frequencies.
ANS: bar; pie
PTS: 1 REF: SECTION 2.2
50. A pie chart shows the ____________________ of individuals that fall into each category.
ANS:
percentage
relative frequency
proportion
PTS: 1 REF: SECTION 2.2
51. We can summarize nominal data in a table that presents the categories and their counts. This table is
called a(n) ____________________ distribution.
ANS: frequency
PTS: 1 REF: SECTION 2.2
This edition is intended for use outside of the U.S. only, with content that may be different from the U.S. Edition. This may not be resold,
copied, or distributed without the prior consent of the publisher. 52. A(n) ____________________ distribution lists the categories of a nominal variable and the proportion
with which each occurs.
ANS: relative frequency
PTS: 1 REF: SECTION 2.2
53. A(n) ____________________ chart is not able to show frequencies. It can only show relative
frequencies.
ANS: pie
PTS: 1 REF: SECTION 2.2
54. In a pie chart, each slice is proportional to the ____________________ of individuals in that category.
ANS:
percentage
proportion

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