Mean Mode Median and Range

Mean Mode Median and Range - Transcript

Mean Median Mode Mean Median Mode Range
By Mr Clutter VMS Library 2007 2008

Vocabulary Review Sum the answer to an addition problem Addend the numbers you added together to get the sum

6 9 15
Copyright 2000 by Monica Yuskaitis

Definition

Mean Means Average
Copyright 2000 by Monica Yuskaitis

Definition Mean the average of a group of numbers

2 5 2 1 5
Mean 3
Copyright 2000 by Monica Yuskaitis

Mean is found by evening out the numbers

2 5 2 1 5

Copyright 2000 by Monica Yuskaitis

Mean is found by evening out the numbers

2 5 2 1 5

Copyright 2000 by Monica Yuskaitis

Mean is found by evening out the numbers

2 5 2 1 5
mean 3

Copyright 2000 by Monica Yuskaitis

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
Copyright 2000 by Monica Yuskaitis

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
How many addends are there
Copyright 2000 by Monica Yuskaitis

How to Find the Mean of a Group of Numbers Step 2 Divide the sum by the number of addends of addends

Copyright 2000 by Monica Yuskaitis

16 6 96 6 36 36

sum

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
Copyright 2000 by Monica Yuskaitis

What is the mean of these numbers

7 10 16

11
Copyright 2000 by Monica Yuskaitis

What is the mean of these numbers

2 9 14 27

13
Copyright 2000 by Monica Yuskaitis

What is the mean of these numbers

1 2 7 11 19

8
Copyright 2000 by Monica Yuskaitis

What is the mean of these numbers

26 33 41 52

38
Copyright 2000 by Monica Yuskaitis

Definition

Median is in the Middle
Copyright 2000 by Monica Yuskaitis

Definition Median the middle number in a set of ordered numbers

1 3 7 10 13
Median 7
Copyright 2000 by Monica Yuskaitis

How to Find the Median in a Group of Numbers Step 1 Arrange the numbers in order from least to greatest

21 18 24 19 27 18 19 21 24 27
Copyright 2000 by Monica Yuskaitis

How to Find the Median in a Group of Numbers Step 2 Find the middle number

21 18 24 19 27 18 19 21 24 27
Copyright 2000 by Monica Yuskaitis

How to Find the Median in a Group of Numbers Step 2 Find the middle number

18 19 21 24 27
This is your median number
Copyright 2000 by Monica Yuskaitis

How to Find the Median in a Group of Numbers
Step 3 If there are two middle numbers find the mean of these two numbers

18 19 21 25 27 28
Copyright 2000 by Monica Yuskaitis

How to Find the Median in a Group of Numbers
Step 3 If there are two middle numbers find the mean of these two numbers

21 25 46 median 23 2 46
Copyright 2000 by Monica Yuskaitis

What is the median of these numbers

16 10 7 7 10 16

10
Copyright 2000 by Monica Yuskaitis

What is the median of these numbers

29 8 4 11 19 4 8 11 19 29

11
Copyright 2000 by Monica Yuskaitis

What is the median of these numbers

31 7 2 12 14 19 2 7 12 14 19 31 12 14 26 2 26
Copyright 2000 by Monica Yuskaitis

13

What is the median of these numbers

53 5 81 67 25 78 5 25 53 67 78 81 60 53 67 120 2 120
Copyright 2000 by Monica Yuskaitis

Definition

Mode is the most Popular
Copyright 2000 by Monica Yuskaitis

Definition A la mode the most popular or that which is in fashion

Baseball caps are a la mode today
Copyright 2000 by Monica Yuskaitis

Definition Mode the number that appears most frequently in a set of numbers

1 1 3 7 10 13
Mode 1
Copyright 2000 by Monica Yuskaitis

How to Find the Mode in a Group of Numbers Step 1 Arrange the numbers in order from least to greatest

21 18 24 19 18 18 18 19 21 24
Copyright 2000 by Monica Yuskaitis

How to Find the Mode in a Group of Numbers Step 2 Find the number that is repeated the most

21 18 24 19 18 18 18 19 21 24
Copyright 2000 by Monica Yuskaitis

Which number is the mode

29 8 4 8 19 4 8 8 19 29

8
Copyright 2000 by Monica Yuskaitis

Which number is the mode

1 2 2 9 9 4 9 10 1 2 2 4 9 9 9 10

9
Copyright 2000 by Monica Yuskaitis

Which number is the mode

22 21 27 31 21 32 21 21 22 27 31 32

21
Copyright 2000 by Monica Yuskaitis

Definition

Range is the distance Between
Copyright 2000 by Monica Yuskaitis

Range the difference between the greatest and the least value in a set of numbers

Definition

1 1 3 7 10 13
Range 12
Copyright 2000 by Monica Yuskaitis

How to Find the Range in a Group of Numbers Step 1 Arrange the numbers in order from least to greatest

21 18 24 19 27 18 19 21 24 27
Copyright 2000 by Monica Yuskaitis

How to Find the Range in a Group of Numbers Step 2 Find the lowest and highest numbers

21 18 24 19 27 18 19 21 24 27
Copyright 2000 by Monica Yuskaitis

How to Find the Range in a Group of Numbers Step 3 Find the difference between these 2 numbers

18 19 21 24 27 27 18 9 The range is 9
Copyright 2000 by Monica Yuskaitis

What is the range

29 8 4 8 19 4 8 8 19 29 29 4 25
Copyright 2000 by Monica Yuskaitis

What is the range

22 21 27 31 21 32 21 21 22 27 31 32 32 21 11
Copyright 2000 by Monica Yuskaitis

What is the range

31 8 3 11 19 3 8 11 19 31 31 3 28
Copyright 2000 by Monica Yuskaitis

What is the range

23 7 9 41 19 7 9 23 19 41 41 7 34
Copyright 2000 by Monica Yuskaitis