Finding the Mean

What is the mean?

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

Tags

CCSS.8.EE.C.7B

Find the mean of 
9, 11, 2, 6

• 4
• 5
• 6
• 7

Tags

CCSS.7.EE.B.3

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

• 4.1
• 6
• 4.5
• 4

Tags

CCSS.7.EE.B.3

8. Find the mean.
120, 120, 90, 70

• 120
• 400
• 200
• 100

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

How do you find the mean of a set of numbers?

• Add all of the numbers up and then divide by the amount of numbers you have

• Do the largest number minus the smallest number

• Find the middle number

• Find the number that occurs most often

Tags

CCSS.7.EE.B.3

Find the mean:

11, 10, 5, 2, 6, 10, 19

• 63

• 9

• 7

• 17

Tags

CCSS.6.NS.B.3

Find the mean:

12, 15, 18, 13, 6, 14

• 6

• 33

• 13

• 78

Tags

CCSS.7.NS.A.3

Find the average:

6, 10, 5

• 21

• 4

• 3

• 7

Tags

CCSS.7.EE.B.3

Find the mean of the data:
15, 17, 25, 30, 42

• 129
• 2.58
• 12.9
• 25.8

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Find the mean of the data:

3, 18, 25, 32, 53, 72

• 33.83

• 3.38

• 2.03

• 203

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2