CCSS.Math.Content.HSS.ID.A.2

In order to find the median, the data must be sorted from least to greatest first.

• True
• False

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CCSS.Math.Content.HSS.ID.A.2

What value is the lower quartile?

• 66
• 58
• 60
• 64

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CCSS.Math.Content.HSS.ID.A.2

What is the median?

• 62
• 58
• 66
• 60

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CCSS.Math.Content.HSS.ID.A.2

What is the interquartile range (IQR)?

• 4
• 64
• 60
• 8

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CCSS.Math.Content.HSS.ID.A.2

The number of miles that Kiki cycled each week for a 7-week period is shown: 
36, 42, 28, 52, 48, 36, 31 
What is the median number of miles Kiki cycled?

• 24
• 36
• 39
• 52

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CCSS.Math.Content.HSS.ID.A.2

Mrs. Jones surveyed the class for the number of letters in their given first name. The data is recorded below.
{5, 8, 6, 5, 4, 9, 8, 7, 6, 3, 8, 7, 5, 6, 7, 8}
What is the interquartile range of the data?

• 2
• 3
• 7
• 8

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CCSS.Math.Content.HSS.ID.A.2

The histogram shows the typical travel time to school (self-reported) for 50 high school students. Which of the following statements is true about the mean and median of this distribution?

• Mean > Median
• Mean < Median
• Mean = Median
• Mean ≈ Median

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CCSS.Math.Content.HSS.ID.A.2

The table shows the frequency of the number of visits to the doctor per year for a group of children. What is the median?

• 2

• 2.2

• 3

• 7.5

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CCSS.Math.Content.HSS.ID.A.2

The mean of this data set is 17.8. What would happen to the mean if 40 was added to the data set?

• The mean would not change

• The mean would go up

• The mean would go down

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CCSS.Math.Content.HSS.ID.A.2

If 60 values were used for the data, about how many data values are greater than the 1st quartile?

• 15

• 30

• 45

• 60

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CCSS.Math.Content.HSS.ID.A.2