Question

The number of music CDs sold weekly by a store follows a normal distribution with a mean of 455 and a standard deviation of 65. Which sentence summarizes this information?

Answer 1

A. There is an 84% chance that the shop sells more than 390 CDs in a week. B. There is a 34% chance that the shop sells more than 390 CDs in a week. C. There is a 34% chance that the shop sells fewer than 390 CDs in a week. D. There is a 68% chance that the shop sells fewer than 390 CDs in a week. E. There is a 95% chance that the shop sells more than 390 CDs in a week