GRADED 4/22: Mean Absolute Deviation (MAD)

What is the definition of Mean?

• Last number minus the first number

• Range of the numbers

• Number that occurs the most often

• Average of the numbers

What is the first step to solving for the Mean Absolute Deviation?

• Find the mean of the new set of numbers

• Find the mean of the given data set

• Subtract the mean from each original data point

What is the second step to solving for the Mean Absolute Deviation?

• Find the mean of the new set of numbers

• Find the mean of the given data set

• Subtract the mean from each original data point

What is the last step to solving for the Mean Absolute Deviation?

• Find the mean of the new set of numbers

• Find the mean of the given data set

• Subtract the mean from each original data point

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

Find the Mean Absolute Deviation of the set: 10, 5, 7, 14, 19, 32, 25

• 8

• 16

• 56

• 112

Find the Mean Absolute Deviation of the set: 56, 21, 55, 30, 34

• 39.2

• 13.04

• 196

• 65.2

Find the Mean Absolute Deviation of the set: 12, 25, 7, 14, 11, 30

• 44

• 99

• 7.3

• 16.5

Find the Mean Absolute Deviation of the set: 6, 3, 2, 4, 8, 10

• 5.5

• 33

• 15

• 2.5

What is the mean of the data: 15, 20, 25, 17, 18

• 15

• 16

• 18

• 19