Mean Absolute Deviation Practice

What is the first step when calculating the Mean Absolute Deviation?

• Find the distance each value is from the mean
• Find the mean of the distances
• Find the mean of the data

What is the second step when calculating the Mean Absolute Deviation?

• Find the distance each value is from the mean
• Find the mean of the distances
• Find the mean of the data

Tags

CCSS.7.EE.B.3

What is the third step when calculating the Mean Absolute Deviation?

• Find the distance each value is from the mean
• Find the mean of the distances
• Find the mean of the data

Tags

CCSS.7.EE.B.3

Find the Mean Absolute Deviation:  10, 9, 3, 8, 10.  The Mean is 8

• 3
• 5
• 1
• 2

Which mean absolute deviation would be more consistent? 4.2 or 8.5?

• 4.2
• 8.5

Find the Mean Absolute Deviation: (MAD)

10, 9, 3, 8, 10.

• 3

• 5

• 1

• 2

Find the MAD:
58, 38, 54, 48, 26, 36

• 43
• 20
• 10
• 12

Find the Mean Absolute Deviation: (MAD)

10, 9, 3, 8, 10.

• 3

• 5

• 1

• 2

What is the M.A.D of the following data if the mean is 87?

70, 82, 88, 90, 96, 96

• 7.3

• 3.7

• 44

• 87

What is the definition of the Mean Absolute Deviation?

• A data set is the average distance between each data value and the mean

• The average of the numbers

• The difference between the lowest and highest values

• The "middle" value in the list of numbers