Mean
Median
Mode & Range
M.A.D
Vocabulary
100

Find the mean: 

13, 4, 9, 6, 8

8

100

Find the median: 

9, 2, 14, 7, 5

7

100

Find mode and range: 

8, 2, 8, 11, 5

Mode: 8

Range: 9

100

Find the mean absolute deviation: 

2.5, 3.5, 4.5, 5.5, 6.5

1.2

100

How do you find the mode?

Find the number or numbers that occur the most

200

Find the mean: 

14, 3, 18, 7, 10, 8

10

200

Find the median: 

6, 18, 3, 11, 9, 15

10

200

Find the mode and range:
2.4, 5.1, 3.7, 6.8, 4.2, 7.5

No mode

Range: 5.1

200

Find the mean absolute deviation:

 4, 10, 6, 8, 12

2.4

200

How do you find the range?

Subtract the biggest and smallest number

300

Find the mean: 

1.2, 2.4, 3.6, 4.8, 6.0, 7.2

4.2

300

Find the median: 

4.5, 7.2, 3.1, 8.6, 5.4, 6.8, 2.9

5.4

300

Find the mode and range:
−5, 2, −1, 2, 7, −5, 4

Mode: -5 and 2

Range: 12

300

Find the mean absolute deviation:

 3, 9, 15, 6, 12, 18

4.5

300

How do you find the median?

Put the numbers in order from least to greatest and find the number in the middle.

400

Find the mean: 

−5.5, −3.5, −1.5, 0.5, 2.5, 4.5, 6.5

0.5

400

Find the difference between the medians of the two data sets:

  • Set A: 14, 3, 9, 11, 7
  • Set B: 2, 18, 6, 10, 4

3

400

Find the mode and range:
−8, −3, 2, 5, −3, 7, 2, 10, -3

Mode: -3

Range: 18

400

Find the mean absolute deviation: 

−5.5, −3.5, −1.5, 1.5, 3.5, 5.5

3.5

400

How do you find the mean?

Add up all the numbers and divide by the amount of numbers you added

500

Find the difference between the means of the two data sets:

  • Set A: 6, 10, 8, 12, 4
  • Set B: 5, 9, 7, 11, 3

1

500

Find the difference between the medians of the two data sets:

  • Set A: 3, 7, 11, 15, 19, 23
  • Set B: 2, 6, 10, 14, 18, 22

1

500

Find the difference between the ranges of the two data sets:

  • Set A: −6, 2, 9, −1, 5
  • Set B: −3, 7, 4, −8, 6

0

500

Find the difference between the MADs:

  • Set A: 8, 2, 10, 4, 6
  • Set B: 7, 5, 6, 8, 4

1.2

500

What are the 3 steps needed to find the mean absolute deviation

1. Find the mean

2. Subtract from the mean (make sure its positive)

3. Find the mean again

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