Measures of Centre and Spread
Authored by Anthony Clark
Mathematics
9th Grade
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the median.
12, 5, 9, 18, 22, 25, 5
9
8
12
18
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the range.
12, 5, 9, 18, 22, 25, 5
20
15
22
18
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To find the ________ you put all numbers in order from least to greatest and find the number that is in the middle.
Mean
Median
Mode
Range
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To find the ______ you put all the numbers in order from least to greatest and then see which number you have the most of.
Mean
Median
Mode
Range
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To find the ______ you put all numbers in order from least to greatest and then take the largest number minus the smallest number.
Mean
Median
Mode
Range
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the median of this data set?
3 , 17 , 17 , 11 , 8 , 13 , 5 , 18
11
12
13
17
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
The heights (in centimetres) of 3 month old puppies were recorded by a scientist, and are shown in the stem and leaf plot below.
Find the median.
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