During the summer of 2015, Apple was selling MacBook Pro laptop computers with 13-inch retina displays on its Web site and in its retail stores for $1,299. But college students and faculty members...

laptop computers with 13-inch retina displays on its Web

site and in its retail stores for $1,299. But college students

and faculty members could buy the same laptop from Apple

for $1,249. Why would Apple charge different prices for the

same laptop, depending on whether the buyer is an education

customer? Draw two graphs to illustrate your answers:

one for the general public and one for education customers.