Two pizza delivery drivers compared the mean numbers of deliveries they completed in one day.

Mean number of deliveries Mean Absolute Deviation (MAD)

Driver A 10

2

Driver B 20

2

Which statement about the data is true?

A. The mean number of deliveries for driver A is less than the mean

for driver B by 2 MADs.

B. The MAD for driver A is less than the MAD for driver B.

C. On average, driver A delivers more pizzas in one day than driver B.

D. The mean number of deliveries for driver A is less than the mean

for driver B by 5 MADs.