# Mean, Mode, MedianPage 1

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Slide 1

Mean, Median, Mode & Range

By Mr. Clutter

VMS Library

2007-2008

Slide 2

6 + 9 = 15

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## Definition

Mean

Means

Average

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Definition

Mean – the average of a group of numbers.

2, 5, 2, 1, 5

Mean = 3

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Mean is found by evening out the numbers

2, 5, 2, 1, 5

Slide 6

Mean is found by evening out the numbers

2, 5, 2, 1, 5

Slide 7

Mean is found by evening out the numbers

2, 5, 2, 1, 5

mean = 3

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How to Find the Mean of a Group of Numbers

Step 1 – Add all the numbers.

8, 10, 12, 18, 22, 26

8+10+12+18+22+26 = 96

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How to Find the Mean of a Group of Numbers

Step 2 – Divide the sum by the number of addends.

8, 10, 12, 18, 22, 26

8+10+12+18+22+26 = 96

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How to Find the Mean of a Group of Numbers

Step 2 – Divide the sum by the number of addends.

6)

96

sum

1

6

3

6

6

6

3

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How to Find the Mean of a Group of Numbers

The mean or average of these numbers is 16.

8, 10, 12, 18, 22, 26

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What is the mean of these numbers?

7, 10, 16

11

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What is the mean of these numbers?

2, 9, 14, 27

13

Slide 14

What is the mean of these numbers?

1, 2, 7, 11, 19

8

Slide 15

What is the mean of these numbers?

26, 33, 41, 52

38

Slide 16

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