A building developer has the opportunity to purchase several acres of land that is divided up into several lots for building single-family homes. It is known that the average sale price of all of the lots is $80,000 and the standard deviation of the sale price is $12,000. The building developer has decided to buy the land provided that less than 30% of the lots have a sale price of less than $50,000 per lot. Should she buy the lots?
Choose one answer.
a. Yes
b. No
c. Not enough information to answer the question
d. none of these