Finding Median

Mean Median Mode

By Mark Philbin

8 + 6 + 12 + 10 + 4 = 40

​

40 ÷​ 5 = 8

​

The mean is 8​

​8, 6, 12, 10, 4

Add all of your numbers together and then divide by how many numbers there are.

Add then divide​

READ: Finding the Mean

Some text here about the topic of discussion

Multiple Choice

Find the Mean, or Average of these numbers

7, 5, 10, 2

(add them up and divide by how many there are)

• 6

• 4

• 8

• 5

Multiple Choice

Find the Mean, or Average of these numbers

13, 15, 20

(add them up and divide by how many there are)

• 14

• 15

• 16

• 18

Multiple Choice

Find the Mean, or Average of these decimals:

3.5 , 4.2 , 5.2, 6.8

(add them up and divide by how many there are)

• 4.6

• 4.925

• 3.625

Order Least to Greatest​

The 6 is in the middle.

Median = 6​

​ 3, 5, 6, 9, 12

Order the numbers Least to Greatest, then find the number in the middle.

​Median = Middle

READ: Finding the Median

Some text here about the topic of discussion

3, 5, 6, 7​

if there are 2 in the middle,

find the MEAN of those​.

MEDIAN = 5.5​

Multiple Choice

Find the Median

2, 7, 9, 12, 15, 17, 20

• 9

• 15

• 12

• 17

Multiple Choice

Find the Median

1, 2, 3, 4, 5

• 2

• 3

• 4

• 5

Multiple Choice

ORDER L to G

then find the MEDIAN

10, 8, 15, 11, 17

• 10

• 11

• 8

• 17

Multiple Choice

ORDER L to G

then find the MEDIAN

2, 5, 9, 1, 3, 7, 10

• 5

• 9

• 7

• 10

The Mode of this

data set is 80

​80, 80, 83, 85, 87

Order least to greatest, then find the one that occurs the most.

MODE = 4​

​1, 2, 2, 3, 4, 4, 4, 5, 6

Find the Mode ; the most

Some text here about the topic of discussion

Multiple Choice

Find the MODE

70, 75, 77, 79, 79, 80, 81, 81, 81, 83, 85

• 79

• 81

• 80

• 85

Multiple Choice

Find the MODE

3, 5, 6, 2, 3, 7, 6, 3, 5, 3, 8, 9

• 5

• 9

• 7

• 3

Multiple Choice

Find the MODE

red, blue, red, green, purple, red, green

• blue

• red

• green

• purple

-1, 10, 11, 12, 13, 40

-1 and 40 would be considered outliers.

Outlilers are really small or large numbers in a group of numbers. They are significantly different then the others.

​Outliers-numbers that don't fit

Fill in the Blanks

Identify the outlier:

3, 4, 2, 5, 6, 3, 4, 39, 8, 11, 6, 3

Fill in the Blanks

Identify the Outlier:

72, 69, 75, 81, 85, 81, 43, 78, 85