Mean Frequency Median

What is the mean of the following data values?

• 8

• 7.9

• 8.1

• 7

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

• 4.1

• 6

• 4.5

• 4

Find the median of these numbers:
4,2,7,4,3

• 2

• 5

• 7

• 4

Find the mean.
90, 100, 95, 85, 60, 80

• 85

• 84

• 86

• 90

Find the mean value of x

• 24.5

• 3.5

• 2.45

• 10

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

Which score has the highest frequency?

• 7

• 6

• 5

• 8

Families at a school in Manchester were surveyed, and the number of children in each family was recorded. The results of the survey are shown alongside.

Calculate the mean.

(a)  

The column graph shows the weekly pocket money for a class of children. Find the mean.

(a)