Unformatted text preview: 182 Chapter 01  An Introduction to Business Statistics 43. The 550 students answered an additional question with the following results based on their
rating of their instructor: What proportion of the students who rated their instructor as very or somewhat effective
received a B or better in the class?
A. 0.345
B. 0.254
C. 0.482
D. 0.898
E. 0.644 AACSB: Analytical Studies
Bloom's: Application
Difficulty: Hard
Topic: Crosstabulation 183 Chapter 01  An Introduction to Business Statistics 44. The 550 students answered an additional question with the following results based on their
rating of their instructor: What proportion of all 550 students received less than a C?
A. 0.03
B. 0.06
C. 0.08
D. 0.13
E. 0.15 AACSB: Analytical Studies
Bloom's: Application
Difficulty: Hard
Topic: Crosstabulation 184 Chapter 01  An Introduction to Business Statistics 45. 822 customers were randomly selected from those who had recently bought a book over
the internet. The chart below shows the breakdown of the classification of the book type: What percentage of the books purchased were either mystery or science fiction/fantasy?
A. 18.61
B. 36.50
C. 17.88
D. 24.33
E. 22.99 AACSB: Analytical Studies
Bloom's: Application
Difficulty: Easy
Topic: Graphing Qualitative Data 185 Chapter 01  An Introduction to Business Statistics 46. 822 customers were randomly selected from those who had recently bought a book over
the internet. The chart below shows the breakdown of the classification of the book type: What percentage of the books purchased were selfhelp books?
A. 11.44%
B. .1144%
C. 1.82%
D. 0.0182%
E. 0.940% AACSB: Analytical Studies
Bloom's: Application
Difficulty: Easy
Topic: Graphing Qualitative Data 186 Chapter 01  An Introduction to Business Statistics 47. 822 customers were randomly selected from those who had recently bought a book over
the internet. The chart below shows the breakdown of the classification of the book type: What percentages of books were in the top two categories?
A. 22.99
B. 20.44
C. 4.50
D. 43.43
E. .4343 AACSB: Analytical Studies
Bloom's: Application
Difficulty: Medium
Topic: Graphing Qualitative Data 187 Chapter 01  An Introduction to Business Statistics 48. A graphical display of categorical data made up of vertical or horizontal bars is called a
_____.
A. Pie Chart
B. Pareto Chart
C. Bar Chart
D. Ogive Plot AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Graphing Qualitative Data 49. A flaw possessed by a population or sample unit is _____.
A. always random
B. a defect
C. displayed by a dot plot
D. the cause for extreme skewness to the right AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Graphing Qualitative Data 50. A graphical portrayal of a data set that divides the data into classes and gives the
frequency of each class is a(n) _____.
A. Ogive Plot
B. Dot Plot
C. Histogram
D. Pareto Chart
E. Bar Chart AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Histogram 188 Chapter 01  An Introduction to Business Statistics 51. The number of measurements falling within a class interval is called the _____.
A. Frequency
B. Relative frequency
C. Leaf
D. Cumulative sum AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Histogram 52. A relative frequency curve having a long tail to the right is said to be _____.
A. Skewed to the left
B. Normal
C. A scatterplot
D. Skewed to the right AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Graphing Quantitative Data 53. The percentage of measurements in a class is called the _____ of that class.
A. Frequency
B. Relative frequency
C. Leaf
D. Cumulative percentage AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Histogram 189 Chapter 01  An Introduction to Business Statistics 54. A histogram that tails out towards larger values is _____.
A. Skewed to the left
B. Normal
C. A scatterplot
D. Skewed to the right AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Histogram 55. A histogram that tails out towards smaller values is _____.
A. Skewed to the left
B. Normal
C. A scatterplot
D. Skewed to the right AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Histogram 56. A(n) ___________ is a graphical display of categorical data made up of vertical or
horizontal bars.
A. Pareto chart
B. Bar chart
C. Ogive plot
D. Histogram AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Easy
Topic: Graphing Qualitative Data 190 Chapter 01  An Introduction to Business Statistics 57. A __________ can be used to differential the "vital few" causes of quality problems from
the "trivial many" causes of quality problems.
A. Pareto chart
B. Bar chart
C. Ogive plot
D. Cross tabulation table AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Graphing Qualitative Data 58. A ________ is a graph of cumulative distribution.
A. Bar chart
B. Relative frequency histogram
C. Frequency histogram
D. Ogive plot AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Graphing...
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 Winter '14

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