Mean Median Mode

Calculate the mean.

• 9

• 6

• 12

• 10

Dr. Dre is a dentist. He needs to report on the average number of cavities that his patients have.
1,0,1,5,6,3,4

• 3.33

• 2.85

• 3

• 3.5

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

• 4.1

• 6

• 4.5

• 4

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

• 29

• 38

• 50

• 145

If there is an even number of data in the data set how do you find the median?

• order the data and find the middle value

• order the data add the 2 middle values and divide by 2

The mode score on the 6th grade math test was 94! Which of these interpretations must be correct?

• 99 was the highest score on the test.

• More students received a 94 than any other score

• No student scored below a 50

• A score of 91 was slightly below average.

Can there be more than one mode?

• Yes

• No

What is the mean of these numbers?
4,5,5,2,3,3,2,8

• 40

• 24

• 4

• 256

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

• 20

• 18

• 11

• 19

Calculate the mean.

• 7

• 5

• 8

• 4