# Mean Mode Median Range

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Slide 1: Slide
MathematicsLower Secondary (Key Stage 3)

This lesson contains 40 slides, with interactive quizzes and text slides.

Lesson duration is: 60 min

## Items in this lesson

#### Slide 1 -Slide

Learning outcomes
Explain the different ways to calculate averages
Recognise the difference between  Mean Mode Median and Range

#### Slide 2 -Slide

Mean Mode Median and Range

when do we use
averages!

#### Slide 6 -Slide

What is the correct explanation for choosing the mean as an average to calculate?
A
I chose the mean because it is the average.
B
I chose the mean because I know how to do it.
C
I chose the mean because it shows the range.
D
I chose the mean because it includes all of the data.

#### Slide 9 -Slide

What is the correct explanation for choosing the median as an average?
A
It is the middle number
B
I chose the median as it excludes extreme values.
C
It is easy to find.
D
You put them in order and pick out the middle number.

#### Slide 11 -Slide

What is the correct explanation for choosing the mode as an average?
A
I picked the mode as it is most common.
B
I picked the mode as it gives the most common figure.
C
The mode is the most frequently occurring figure.
D
The mode is easy.

#### Slide 16 -Slide

If the range of running times of runners in a marathon was 2 hours, 40 minutes, which is the best explanation?
A
The range is the highest take away the lowest.
B
The range was good at 2 hours 40 minutes.
C
The running times varied a lot.
D
The range was consistent.

#### Slide 18 -Slide

what is the mean of
190, 160, 250
A
170
B
210
C
200
D
190

#### Slide 19 -Quiz

What is the mean of?
1, 2, 4, 5, 8
A
3
B
4
C
6
D
8

#### Slide 20 -Quiz

What is the median of?
14,14,15,18,18,19,21
A
14
B
16
C
17
D
18

#### Slide 21 -Quiz

What is the range of?
30, 57, 89, 95, 108, 110
A
80
B
92
C
89
D
95

#### Slide 22 -Quiz

What is the median of
34, 68, 4, 10, 9
A
10
B
36
C
4
D
59

#### Slide 23 -Quiz

The median of?
45, 32, 35, 29, 28
A
35
B
32
C
33.5
D
34

#### Slide 24 -Quiz

What is the range of?
45, 34, 12, 76, 56,
A
11
B
12
C
22
D
64

#### Slide 25 -Quiz

What is the mode of?
1, 2, 1, 4, 2, 2, 5
A
1
B
2
C
3
D
4

#### Slide 26 -Quiz

What is the mode of?
567, 600, 356, 600, 400, 500.
A
478
B
500
C
400
D
600

#### Slide 27 -Quiz

What is the mean of,
0, 0, 1, 2, 2,

#### Slide 28 -Open question

What is the range of?
12, 57, 60, 34, 812, 715.

#### Slide 29 -Open question

What is the mean of?
0, 5000.

#### Slide 30 -Open question

What is the mode of
66, 78, 65, 78, 77, 64, 87, 78

#### Slide 31 -Open question

What is the mean of
40, 40, 100.

How did you do
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