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Unformatted text preview: ox & Whiskers Plot 1208 Chapter 01  An Introduction to Business Statistics 110. Quality control is an important issue at ACME Company which manufactures light
bulbs. In order to conduct testing of the life hours of their light bulbs, they randomly sampled
nine light bulbs and measured how many hours they lasted. 378, 361, 350, 375, 200, 391, 375,
368, 321
What are the inner fences?
A. 274.0, 438.0
B. 212.5, 499.5
C. 397.0, 438.0
D. 458.5, 499.5
E. 61.5, 123.0 AACSB: Analytical Studies
Bloom's: Application
Difficulty: Hard
Topic: Box & Whiskers Plot 111. Quality control is an important issue at ACME Company which manufactures light
bulbs. In order to conduct testing of the life hours of their light bulbs, they randomly sampled
nine light bulbs and measured how many hours they lasted. 378, 361, 350, 375, 200, 391, 375,
368, 321
What are the outer fences?
A. 274.0, 438.0
B. 212.5, 499.5
C. 397.0, 438.0
D. 458.5, 499.5
E. 61.5, 123.0 AACSB: Analytical Studies
Bloom's: Application
Difficulty: Hard
Topic: Box & Whiskers Plot 1209 Chapter 01  An Introduction to Business Statistics 112. In a survey of 550 randomlyselected college statistic students were surveyed on their
impressions of their course, instructor and textbook. The results are as follows: Compute a point estimate of the proportion of all college statistic students who think their
instructor was "very effective"
A. 0.136
B. 0.536
C. 0.182
D. 0.280
E. 0.014 AACSB: Analytical Studies
Bloom's: Application
Difficulty: Easy
Topic: Proportion 1210 Chapter 01  An Introduction to Business Statistics 113. In a survey of 550 randomlyselected college statistic students were surveyed on their
impressions of their course, instructor and textbook. The results are as follows: Compute a point estimate of the proportion of all college statistic students who feel their
textbook is not "easy" or "very easy"
A. 0.189
B. 0.811
C. 0.009
D. 0.656
E. 0.151 AACSB: Analytical Studies
Bloom's: Application
Difficulty: Medium
Topic: Proportion 1211 Chapter 01  An Introduction to Business Statistics 114. In a survey of 550 randomlyselected college statistic students were surveyed on their
impressions of their course, instructor and textbook. The results are as follows: Compute a point estimate of the proportion of all college statistic students who think the
quality of the course was "fair"
A. 0.251
B. 0.620
C. 0.129
D. 0.871
E. 0.340 AACSB: Analytical Studies
Bloom's: Application
Difficulty: Easy
Topic: Proportion 1212 Chapter 01  An Introduction to Business Statistics 115. In a survey of 550 randomlyselected college statistic students were surveyed on their
impressions of their course, instructor and textbook. The results are as follows: Compute a point estimate of the proportion of all college statistic students who think that they
had a "very ineffective" or "extremely ineffective" instructor
A. 0.282
B. 0.136
C. 0.182
D. 0.280
E. 0.464 AACSB: Analytical Studies
Bloom's: Application
Difficulty: Medium
Topic: Proportion 1213 Chapter 01  An Introduction to Business Statistics 116. In a survey of 550 randomlyselected college statistic students were surveyed on their
impressions of their course, instructor and textbook. The results are as follows: Of the students who thought their textbook was very hard to read, 50 also thought that the
quality of the course was "poor". What proportion of students who think that their textbook
was "hard" also thought their course was "poor".
A. 0.588
B. 0.155
C. 0.091
D. 0.251
E. 0.616 AACSB: Analytical Studies
Bloom's: Application
Difficulty: Hard
Topic: Proportion 1214 Chapter 01  An Introduction to Business Statistics 117. 550 students answered a 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: Proportion 118. A measurement located outside the outer fences of a boxandwhisker display is _____.
A. always in the first quartile
B. an outlier
C. always the largest value in the data set
D. within the inner fence AACSB: Reflective Thinking
Bloom's: Comprehension
Difficulty: Medium
Topic: Box & Whiskers Plot 1215 Chapter 01  An Introduction to Business Statistics 119. Another name for the 50th percentile is the _____.
A. Mean
B. First quartile
C. Median
D. Mode
E. Third quartile AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Percentile 120. The measurement in a sample or a population that occurs most frequently is the _____.
A. Mode
B. Mean
C. Median
D. Outlier
E. Average AACSB: Reflective Thinking
Bloom's: Knowledge
Difficulty: Medium
Topic: Central Tendency 121. The average of the squared deviations of the individual population measurement from
the population mean is the ____...
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This document was uploaded on 01/20/2014.
 Winter '14

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