Mean Absolute Deviation

The table shows the number of contacts six people each have stored in their cell phone. What is the mean absolute deviation for this set of data?

(a)  

You and your friends have just measured the heights of your dogs, in millimeters. The heights are 600 mm, 470 mm, 170 mm, 430 mm, and 300 mm. Find the mean absolute deviation of this data.

(a)  

Consider the the data table, which shows the charge times, in hours, of two different computer batteries. What is the mean absolute deviation for battery A?

(a)  

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

Using the picture to find mean absolute deviation, what is the final answer?

• 86

• 430

• 35

• 7

The track team had 5 students that competed in discus throwing. The table shows how far each student threw a discus at the last track meet. What is the mean absolute deviation for for this set of data?

Mathematical Equivalence

OFF

Tags

8.11B

The track team had 5 students that competed in discus throwing. The table shows how far each student threw a discus at the last track meet. What is the mean absolute deviation for for this set of data? ( L-5 in your Journal)

Mathematical Equivalence

OFF

Tags

8.11B

The graph shows the number of laptops and desktops sold by a computer company over a four-week period. Part A: Determine the mean absolute deviation for the number of laptops sold. ​​ (a)   Part B: Determine the mean absolute deviation for the number of desktops sold. ​ ​ (b)  

• 5

• 10

• 110

• 140

• 40

• 20

Tags

8.11B

Determine the mean absolute deviation of the data.
9, 7, 11, 10, 8

Mathematical Equivalence

ON

The list shows the height of 6 basketball players in inches.

73, 77.3, 79.1, 83.2, 80, 77.8

What is the mean absolute deviation of these numbers? (Round your answer to the nearest hundredth.)

Mathematical Equivalence

ON