AnswersIntegrated Math II FullComparing Measures of Center and Variability

Comparing Measures of Center and Variability Answers

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1
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What are Noah’s mean, median, and mode?

A
85, 85, 85
B
87, 85, 85
C
87, 85.5, 85
D
87, 85, 85.5
2
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What are Gabriel’s mean, median, and mode?

A
86, 86, 86
B
87, 85, 86
C
87.17, 85.5, 86
D
87.17, 86, 86
3

The ratio of the difference in the mean to Gabriel’s MAD is .

A
0.17/0.17
B
0.17/12
C
0.17/2.67
D
0.17/3.22
4

What is Noah’s mean absolute deviation?

Question illustration
A
1.33
B
2
C
2.67
D
3.5
5

What statistical information could be useful to the production manager? Check all that apply.

A
the average amount of cashews per bag to determine average cost
B
the time of day each bag of trail mix leaves the factory
C
the amount of variation in ounces of cashews in the bags of trail mix
D
which factory produces the most consistent ounces of cashews in each bags of trail mix
E
the name of the general manager from each factory
6

The difference between Noah’s mean and Gabriel’s mean is .

A
0.17
B
0.5
C
1
D
1.7
7

The ratio of the difference in the mean to Noah’s MAD is .

A
0.17/0.17
B
0.17/8
C
0.17/2.67
D
0.17/3.22

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