A1 Unit 12 Review

What is the mean?

4, 5, 6, 7, 3, 4, 10, 1

• 7

• 4.5

• 5

• 8

Find the mode:

3.8, 4.2, 4.0, 4.2, 4.2

• 4.2

• 3.8

• 4.0

• 4

What is the median of this data set?
3 , 17 , 17 , 11 , 8 , 13 , 5 , 18

• 11
• 12
• 13
• 17

What is the interquartile range (IQR)?

• 4
• 64
• 60
• 8

Marco bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Marco's scores?

• 193

• 127

• 60

• 66

What is the range of the data shown?

• 85
• 90
• 80
• 70

Which interval has the highest frequency?

• 9 - 10 books
• 7-8 Books
• 5-6 Books
• 3-4 Books

What test score is the mode of Mary's data?

• 49

• 55

• 85

• 73

Describe the shape of the graph.

• Skewed right

• Skewed left

• Random

• Symmetrical

Calculate the 5 number summary for the following data. You may use your graphing calculator.

• 1791, 3162, 6163, 8578, 9400

• 1791, 3815, 6472, 8924.5, 9400

• 6197.44

• 7609