Mean Absolute Deviation

What is the definition of mean?

• last number minus of the first number

• number that occurs most often

• range of the numbers

• average of the numbers

Tags

CCSS.7.SP.B.4

What is the first step to solving 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 2nd step to solving Mean Absolute Deviation?

• Find the distance each value is away from the mean

• Find the mean of the distances

• Find the mean of the data

True or False? The absolute value of a number will always be positive.

• True

• False

The last step to find the Mean Absolute Deviation is to

• Find the distance each value is from the mean

• Find the mean of the distances

• Find the mean of the data

Find the Mean Absolute Deviation.

56, 21, 55, 30, 33

• 39

• 19.5

• 13.2

• 65.2

Tags

CCSS.7.SP.B.4

Find the Mean Absolute Deviation.

58, 38, 54, 48, 26, 36

• 43

• 10

• 20

• 12

Tags

CCSS.7.SP.B.4

The list shows the number of free throws Jason made while at basketball practice. 15, 17, 11, 12, 13, 16

What is the mean absolute deviation of these numbers?

• 84

• 14

• 2

• 5

Tags

CCSS.7.SP.B.4