1-20chapter stats

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Unformatted text preview: 9 B. 67.3 C. 66.75 D. 73.85 E. 77.0 75. In a statistic class, 10 scores were randomly selected with the following results were obtained: 74, 73, 77, 77, 71, 68, 65, 77, 67, 66 What is the 10th percentile? A. 65.9 B. 67.3 C. 66.75 D. 73.85 E. 77.0 1-134 Chapter 01 - An Introduction to Business Statistics 76. In a statistic class, 10 scores were randomly selected with the following results were obtained: 74, 73, 77, 77, 71, 68, 65, 77, 67, 66 What is the 65th percentile? A. 65.9 B. 67.3 C. 66.75 D. 73.85 E. 77.0 77. In a statistic class, 10 scores were randomly selected with the following results were obtained:74, 73, 77, 77, 71, 68, 65, 77, 67, 66 What is the IQR? A. 12.00 B. 5.25 C. 10.25 D. 5.00 E. 11.00 78. In a statistic class, 10 scores were randomly selected with the following results were obtained: 74, 73, 77, 77, 71, 68, 65, 77, 67, 66 What are the inner fences? A. 15.375, 30.75 B. 82.125, 92.375 C. 97.50, 107.75 D. 51.375, 92.375 E. 35.95, 107.75 79. In a statistic class, 10 scores were randomly selected with the following results were obtained: 74, 73, 77, 77, 71, 68, 65, 77, 67, 66 What are the outer fences? A. 15.375, 30.75 B. 51.375, 92.375 C. 35.95, 107.75 D. 82.125, 92.375 E. 97.50, 107.75 1-135 Chapter 01 - An Introduction to Business Statistics 80. In a hearing test, subjects estimate the loudness (in decibels) of sound, and the results are; 68, 67, 70, 71, 68, 75, 68, 62, 80, 73, 68 What is the 90th percentile? A. 73 B. 68 C. 70.5 D. 67 E. 75 81. In a hearing test, subjects estimate the loudness (in decibels) of sound, and the results are; 68, 67, 70, 71, 68, 75, 68, 62, 80, 73, 68 What is the third quartile? A. 73 B. 68 C. 70.5 D. 67 E. 75 82. In a hearing test, subjects estimate the loudness (in decibels) of sound, and the results are; 68, 67, 70, 71, 68, 75, 68, 62, 80, 73, 68 What is the first quartile? A. 73 B. 68 C. 70.5 D. 67 E. 75 83. In a hearing test, subjects estimate the loudness (in decibels) of sound, and the results are; 68, 67, 70, 71, 68, 75, 68, 62, 80, 73, 68 What is the 10th percentile? A. 73 B. 68 C. 70.5 D. 67 E. 75 1-136 Chapter 01 - An Introduction to Business Statistics 84. In a hearing test, subjects estimate the loudness (in decibels) of sound, and the results are; 68, 67, 70, 71, 68, 75, 68, 62, 80, 73, 68 What is the 65th percentile? A. 73 B. 68 C. 70.5 D. 67 E. 75 85. In a hearing test, subjects estimate the loudness (in decibels) of sound, and the results are; 68, 67, 70, 71, 68, 75, 68, 62, 80, 73, 68 What is the IQR? A. 18 B. 6 C. 5 D. 7.5 E. 15 86. In a hearing test, subjects estimate the loudness (in decibels) of sound, and the results are; 68, 67, 70, 71, 68, 75, 68, 62, 80, 73, 68 What are the inner fences? A. 75.5, 80.5 B. 83, 88 C. 60.5, 80.5 D. 53, 88 E. 7.5, 15 87. In a hearing test, subjects estimate the loudness (in decibels) of sound, and the results are; 68, 67, 70, 71, 68, 75, 68, 62, 80, 73, 68 What are the outer fences? A. 60.5, 80.5 B. 75.5, 80.5 C. 53, 88 D. 83, 88 E. 7.5, 15 1-137 Chapter 01 - An Introduction to Business Statistics 88. The company financial officer was interested in the average cost of PCs that had been purchased in the past six months. A random sample of the price of 10 computers was taken with the following results; $3,250, $1,127, $2,995, $3,250, $3,445, $3,449, $1,482, $6,120, $3,009, $4,000 What is the 90th percentile? A. $1,446.5 B. $2,617 C. $3,415.75 D. $3,587 E. $4,212 89. The company financial officer was interested in the average cost of PCs that had been purchased in the past six months. A random sample of the price of 10 computers was taken with the following results; $3,250, $1,127, $2,995, $3,250, $3,445, $3,449, $1,482, $6,120, $3,009, $4,000 What is the third quartile? A. $1,446.5 B. $2,617 C. $3,415.75 D. $3,587 E. $4,212 90. The company financial officer was interested in the average cost of PCs that had been purchased in the past six months. A random sample of the price of 10 computers was taken with the following results; $3,250, $1,127, $2,995, $3,250, $3,445, $3,449, $1,482, $6,120, $3,009, $4,000 What is the first quartile? A. $1,446.5 B. $2,617 C. $3,415.75 D. $3,587 E. $4,212 1-138 Chapter 01 - An Introduction to Business Statistics 91. The company financial officer was interested in the average cost of PCs that had been purchased in the past six months. A random sample of the price of 10 computers was taken with the following results; $3,250, $1,127, $2,995, $3,250, $3,445, $3,449, $1,482, $6,120, $3,009, $4,000 What is the 10th percentile? A. $1,446.5 B. $2,617 C. $3,415.75 D. $3,587 E. $4,212 92. The company financial officer was interested in the average cost of PCs that had been purchased in the past six months. A random sample of the price of 10 computers was taken with the following results; $3,250, $1,127, $2,995, $3,250, $3,445, $3,449, $1,482, $6,120, $3,009, $4,000 What is the 65th percentile? A. $1,446.5 B. $2,617 C. $3,415.75 D. $3,587 E. $4,212 93. The company financial officer was interested in the averag...
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This document was uploaded on 01/20/2014.

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