Mean

MEAN/ AVERAGE

​What is the mean/ average?

The mean of a set of the numbers can be found by adding the numbers ( finding the sum of the numbers) then divide the sum of the numbers by the amount of numbers you have added.

Multiple Choice

To find the sum of a set of numbers we must ______

• divide

• multiply

• add

• subtract

Find the average of the following below

​total	​amount of numbers added	​mean/ average
​15	​5	​3
​	​	​
​28	​2	​14
​	​	​

Multiple Choice

What is the average of 4,8 and 9.

• 21

• 63

• 3

• 7

Multiple Choice

The average of 4 numbers is 28. What was the total?

• 7

• 92

• 112

• 32

Multiple Choice

What is the total of 12,15 21?

• 58

• 48

• 38

• 3

Multiple Choice

The sum of 5 numbers is 85 . What is the mean of the 5 numbers?

• 5

• 85

• 17

• 15

Multiple Choice

What is the mean of the data shown on the graph?

• 41

• 23

• 75

• 205

Mean, Mode, Median & Range

​Whenever we are given a set of data, we must first arrange the numbers in ascending order.

Multiple Choice

What is the mode of the numbers shown

• 25

• 5

• 6

• 3

Multiple Choice

What is the median number?

• 3

• 9

• 4

• 5

Multiple Choice

What is the range?

• 6

• 9

• 5

• 3

Multiple Choice

What is the mean

• 6

• 5

• 3

• 4