Mean, Median, Mode and Range

Find the mean of the data set:
34, 57, 58, 56, 21

• 45.2

• 56

• none

• 48

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

• 20

• 18

• 11

• 19

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

Calculate the mean.

• 8

• 4

• 7

• 22

What is the median of this data set?
3 , 17 , 17 , 11 , 8 , 13 , 5 , 18

• 11

• 12

• 13

• 17

What is the minimum value?

• 64

• 58

• 66

• 61

To find the _________ you add up all the numbers and then divide by how many numbers you have.

• Mean

• Median

• Mode

• Range

To find the ________ you put all numbers in order from least to greatest and find the number that is in the middle.

• Mean

• Median

• Mode

• Range

Find the median.
12, 5, 9, 18, 22, 25, 5

• 9

• 8

• 12

• 18

What is the median of:
6, 12, 16, 11, 8, 4, 1, 11, 4

• 11

• 6

• 8

• 7