Mean as Model

Find the mean of these numbers:
4,2,5,6,3

• 2

• 5

• 4

• 6

Find the mean of these numbers:
5,11,2,12,4,2

• 4.1

• 6

• 4.5

• 4

To find the average of a set of numbers, add up all the items and divide by...

• 2.
• The smallest number
• The largest number
• The number of items in the set.

Tags

CCSS.7.EE.B.3

Dr. Dre is a dentist. He needs to report on the average (Mean) number of cavities that his patients have.

1, 0, 1, 5, 0, 3, 4. What is the average number of cavities?

• 14

• 2

• 7

• 1

The number of points in the first five games of the football season are listed below. What is the mean number of points scored?

Mathematical Equivalence

ON

Find the mean of the countries' research and development spending.

• 21.86 billion

• 218.6 billion

• 3.5 billion

• 79.1 billion

What is the mean of the following list of numbers?

9, 9, 14, 7, 12, 8, 11, 19, 15, 11

• 9

• 10

• 11.5

• 12.5

Find the mean of these numbers:
2, 57, 38, 42, 6

• 29

• 38

• 50

• 145

To find the mean of a set of numbers, add up all the items and divide by...

• 2

• The minimum

• The maximum

• The number of items

Find the mean.
90, 100, 95, 85, 60, 80

• 85

• 84

• 86

• 90