Mean Median Mad

Find the Mean Absolute Deviation: (MAD)

10, 9, 3, 8, 10.

• 3

• 5

• 1

• 2

Which data set shows students who tend to spend more time on homework per week?

• Finn's Data Set

• Jonah's Data Set

Mr. Jackson had students grow the same type of plant in two different rooms to test the growing conditions. The results are shown in the box plant. Choose ALL true statements below.

• Room 7G has the tallest plant.

• 75% of 7D plants are 8 in. or taller.

• 7G has a greater median height.

• Room 7D has the shortest and tallest plants.

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

• 43

• 20

• 10

• 12

Find the MAD for the following set: 85, 90, 68, 75, 79

• 79.4

• 6.48

• 32.4

• 79

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

• 3

• 5

• 1

• 2

Two classes of students took the same math test. The two box plots show a summary of their results rounded to the nearest whole number. Class A's MAD is 2.3 and Class B's MAD is 2.8. Which class' results were the least variable?

• Class A

• Class B

The box plots show the age of film viewers in years for three different film. Film A's MAD: 5.4 Film B's MAD: 3.4 Film C's MAD: 2.4 Which film has the most variability for it's viewers age?

• Film A

• Film B

• Film C

The mean and mean absolute deviation (MAD) is show for 2 datasets. Choose the dataset with the least variability.

• Mean: 3

  MAD: 1.7

• Mean: 8

  MAD: 1.2

The mean and mean absolute deviation (MAD) is show for 2 datasets. Choose the dataset with the most variability.

• Mean: 2.8

  MAD: 1

• Mean: 8.2

  MAD: 2.4