Explore BrainMass
Share

Determine Mean, Median, and Mode

Chapter 6: 6.21
"You think that your university bookstore is overcharging students. In researching this, you find the following data on the amount of money students spend on textbooks at other schools."

© BrainMass Inc. brainmass.com June 22, 2018, 1:10 pm ad1c9bdddf

Solution Preview

(a) Estimate the mean amount spent on textbooks in one semester:
Mid-point Frequency Amount Spent
225 100 22500
275 250 68750
325 75 24375
375 25 9375

Mean: ...

$2.19