Mode Median Mean Review

What is the mean of this data set?

• 4

• 5

• 6

What is the mode of this data set?

• 9 and 6

• 5

• 5 and 9

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

• 4.1

• 6

• 4.5

• 4

Find the median, mode and range: 
3, 5, 7, 9, 11, 8, 3

• mean : 6.9   median: 11   mode:3    range:6

• mean: 7.2   median: 6     mode:3    range:2    

• mean: 6.5   median: 7     mode:3    range:8

Is the MEDIAN greater than or less than the MODE for the following data set?

30, 31, 32, 32, 34, 35, 37, 38, 39

• greater than

• less than

To find the mean of a set of numbers, add up all the items and divide by...

• 2

• The minimum

• The maximum

• The number of items

Another name for the mean is the _____________.

Grab a calculator: A sample of men shoe sizes are listed below:

9, 9, 10, 10, 11, 13, 15

What is the MEAN?

• 11

• 10

• 9

• 15

What is the median?

• The number in the middle when the numbers are in order from least to greatest.

• The difference between the largest and smallest number.

• The average

• The number that appears most often.

If, after ordering the numbers from least to greatest, there are two numbers in the the middle, then to find the median you...

• ...pick the one you like the most

• ...pick the first one

• ...add the two numbers together and divide by 2 (take the average of them)

• ...give up.