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Study
7th Statistics
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Which is one measure of center?
mode
mean
median
all of the above
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Grades in Class A varies more than in Class B
cannot determine
True
agree
False
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What is the median of the data set?
12
9
14
11
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What is the upper half of the data for the given set: 3,5,5,6,8,9,12,12,
8,9,11,12
8,9,12,12
9,12,12
6,8,9,12,12
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What is the upper quartile?
9
11
12
14
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What is the lower half of the data for the given set: 3, 5, 5, 6, 8, 9, 12, 12
8,9,12,12
3,5,5,6,8
3,5,5,6
3,5,5
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Okay!
What is the IQR of Class B?
12
14
10
9
Oops!
Okay!
What is the range for Class A?
9
14
10
15
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Okay!
Grades in Class B are higher than in Class A
cannot determine
false
true
both
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Okay!
What is the IQR?
5
10
6
12
Oops!
Okay!
What is the range of the data set?
11
9
14
12
Oops!
Okay!
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