Mean Range Average Median

Mary read six books in January, four books in February, and eight books in March.What was the average number of books read each month? __________

• 18

• 6

• 14

The cost of four cell phones are $345, $400, $110, and $640.
What is the median cost

• $330

• $390

• $372.50

• $375

Lizzy had test scores of:   72, 94, 108, 60
What is the RANGE of her test scores?

• 12

• 72

• 48

• 98

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

• Mean

• Median

• Mode

• Range

How would you describe the mean?

• difference

• average

• middle

• most repeated number

6. Find the mean.
18, 2, 0, 0, 0

• 4

• 5

• 10

• 20

To find the ______ you put all numbers in order from least to greatest and then take the largest number minus the smallest number.

• 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

What is the median of this data set?

• 6

• 3

• 7

• 8