Ontario Curriculum Expectation:
5.D1.5 determine the mean and the median and identify the mode(s), if any, for various data sets involving whole numbers and decimal numbers, and explain what each of these measures indicates about the data.
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1 of 101. Question
1. The data in the table shows the temperature of five days in March.
Which temperature shows the median temperature for the data?
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2 of 102. Question
2. Which statement is true about finding the mode of a set of data?
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3 of 103. Question
3. Justin recorded the points that he scored in the last five basketball games.
Â Â 15,Â 21,Â 20,Â 22,Â 18,Â 20
Â Â Â He wants to find the mean of the scores. Which strategy should Justin use?
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4 of 104. Question
4. The table shows the last five math quiz scores that a student received.
Match the scores to correctly complete the statements.

81

79

80

The mean of the scores is…

The mode of the scores is…

The median of the scores is…
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5 of 105. Question
5. The lengths (in centimetres) of a set of pencils are shown.
Â Â 20,Â 22,Â 23,Â 23,Â 18,Â 18
Â Â Â What is the median length, in centimetres, of the set of pencils?

The median length is centimetres.
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6 of 106. Question
6. Sarah has a data set below. If the mean is 8, what number is n?
Â Â Â 10,Â 5,Â n,Â 10
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7 of 107. Question
7. What is the median of the data set below?
Â Â Â 24,Â 63,Â 32,Â 12,Â 70

The median is .
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8 of 108. Question
8. What is the mode of the data set below?
Â Â Â 18,Â 20,Â 15,Â 15,Â 30Â 12

The mode is .
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9 of 109. Question
9. The lengths of distances run by students in metres is shown below.
Â Â Â 90,Â 100,Â 70,Â 60,Â 55Â 105
Â Â Â What is the mean of the data set?

The mean is metres.
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10 of 1010. Question
10. Using the same data set of the lengths of distances run by students in metres from question 9, find the median.
Â Â Â 90,Â 100,Â 70,Â 60,Â 55Â 105

The median is metres.
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