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What do you already know about

Mean Mode Median and Range

Mean Mode Median and Range

when do we use

averages!

averages!

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.

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.

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.

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.

what is the mean of

190, 160, 250

190, 160, 250

A

170

B

210

C

200

D

190

What is the mean of?

1, 2, 4, 5, 8

1, 2, 4, 5, 8

A

3

B

4

C

6

D

8

What is the median of?

14,14,15,18,18,19,21

14,14,15,18,18,19,21

A

14

B

16

C

17

D

18

What is the range of?

30, 57, 89, 95, 108, 110

30, 57, 89, 95, 108, 110

A

80

B

92

C

89

D

95

What is the median of

34, 68, 4, 10, 9

34, 68, 4, 10, 9

A

10

B

36

C

4

D

59

The median of?

45, 32, 35, 29, 28

45, 32, 35, 29, 28

A

35

B

32

C

33.5

D

34

What is the range of?

45, 34, 12, 76, 56,

45, 34, 12, 76, 56,

A

11

B

12

C

22

D

64

What is the mode of?

1, 2, 1, 4, 2, 2, 5

1, 2, 1, 4, 2, 2, 5

A

1

B

2

C

3

D

4

What is the mode of?

567, 600, 356, 600, 400, 500.

567, 600, 356, 600, 400, 500.

A

478

B

500

C

400

D

600

What is the mean of,

0, 0, 1, 2, 2,

0, 0, 1, 2, 2,

What is the range of?

12, 57, 60, 34, 812, 715.

12, 57, 60, 34, 812, 715.

What is the mean of?

0, 5000.

0, 5000.

What is the mode of

66, 78, 65, 78, 77, 64, 87, 78

66, 78, 65, 78, 77, 64, 87, 78

What is the mean of

40, 40, 100.

40, 40, 100.

How did you do

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