Statistics

What is the definition of the mean?

• The average
• The middle number
• The difference between the highest and lowest numbers
• The number that occurs the most

Find the mean of the numbers below:

1.4, 2.8, 2.4, 2.5, 2.8, 3.1, 1.1

• 2.3

• 2.2

• 2.4

• 2.1

Find the mean:
28, 18, 19, 18, 17

• 20
• 18
• 11
• 19

Find the median for the set of numbers:

23, 37, 11, 58, 13, 45

• 30

• 23

• 37

• 28

Find the median for the set of numbers:

85, 42, 64, 71, 39, 56, 26

• 71

• 42

• 56

• 60

Find the median for the set of numbers:

53, 22, 76, 46, 68, 32, 15, 29

• 32

• 41

• 39

• 46

Find the range of the data.

63, 71, 65, 66, 87, 53

• 32

• 33

• 34

• 35

What is the range of this data set?

• 54
• 2
• 11
• 10

What is the range of this data set?

• 20
• 5
• 30
• 26

What is the range?

• average
• biggest-smallest
• the middle #
• # happening the most