Finding 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 these numbers:
5, 11, 2, 12, 4, 2

• 4.1
• 6
• 4.5
• 4

Tags

CCSS.7.EE.B.3

Find the mean:

10, 5, 15, 20, 25, 35, 30

• 20

• 30

• 140

• 7

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:

7, 7, 15, 17, 4, 19, 1

• 10

• 6

• 16

• 60

Tags

CCSS.7.NS.A.3

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

• 20
• 18
• 11
• 19

Find the mean of the numbers below:

12, 8, 14, 5, 1, 3, 0, 8, 10, 11

• 7.2

• 8

• 9

• 7.4

Tags

CCSS.7.NS.A.3

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

• 129
• 2.58
• 12.9
• 25.8

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

• 29
• 38
• 50
• 145

Find the mean of the following cell phone usage per month: 445, 516, 618, 575, 288

• 488.4
• 484
• 488
• 487.5

Tags

CCSS.6.NS.B.3