Interquartile Range and Box Plot

Multiple Choice

What is the greatest number of books read by a student in this group?

• 12
• 10
• 8
• 16

Multiple Choice

What is the median number of books read by the students?

• 10
• 12
• 8
• 5

Multiple Choice

What is the interquartile range (IQR) of the number of books?

• 5
• 8
• 12
• 15

Draw

Use this five-number summary to draw a box plot. All values are in seconds.

* Minimum: 40

* First quartile (Q1): 45

* Median: 48

* Third quartile (Q3): 50

* Maximum: 60

Draw

The data shows the number of hours per week that each of 13 seventh-grade students spent doing homework. Create a box plot to summarize the data.

* 3

* 10

* 12

* 4

* 7

* 9

* 5

* 5

* 11

* 11

* 5

* 12

* 11

Multiple Choice

How many mice are represented by the rectangle between 0.5 and 1 second in the box plot displaying the response times of 100 mice to seeing a flash of light?

• Approximately 25 mice
• Approximately 50 mice
• Approximately 75 mice
• Approximately 10 mice