Mean Absolute Deviation - Basics

What is Mean Absolute Deviation?

• The mean of the data

• The absolute value of the mean

• The variation of data values around the mode

• The average distance between the data values and the mean

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

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

distances means difference!

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

• Find the mean of the data

What is another word for average?

• Mean
• Median
• Mode
• Range

What is the definition of the mean?

• The average
• The middle number
• The difference between the highest and lowest numbers
• The number that occurs the most

To find the average of a set of numbers, add up all the items and divide by...

• 2
• The minimum
• The maximum
• The number of items

Tags

CCSS.7.EE.B.3

Find the mean of these numbers:
2, 57, 38, 42, 6

• 29
• 38
• 50
• 145

Find the mean of the numbers below:

20, 30, 24, 32

• 26.5

• 27.5

• 27

• 27.5

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

• 43
• 20
• 10
• 12