Statistics Review

What is the mean of this set of data?

2, 15, 7

• 24

• 3

• 6

• 8

Find the mode:

3.8, 4.2, 4.0, 4.2, 4.2

• 4.2

• 3.8

• 4.0

• 4

What is the mean?

• 7

• 4.5

• 5

• 8

What is the interquartile range (IQR)?

• 4

• 64

• 60

• 8

What are the values for the five number summary?

• 2,4,6,8,10

• 0, 3,5,11,20

• 2, 2.5, 4.5, 10.5, 18

• 2, 3, 5, 11, 18

What are the values for the five number summary?

• 2,4,6,8,10

• 0, 3,5,11,20

• 2, 2.5, 4.5, 10.5, 18

• 2, 3, 5, 11, 18

The five number summary includes the following in this order:

• First

• Median

• Second

• Max

• Fourth

• Min

• Fifth

• Q3

• Third

• Q1

What value is the lower quartile?

• 66

• 58

• 60

• 64

What is the median?

• 62

• 58

• 66

• 60

What is the range of the data shown?

• 85

• 90

• 80

• 70