The time for a professor to grade an exam is normally distributed with a mean of 16.3 minutes and a standard deviation of 4.2 minutes. What is the probability that a randomly selected exam will require more than 15 minutes to grade?

A copy machine costs $45,000 when new and has accumulated depreciation of $44,000. Suppose Print and Photo Center junks this machine and receives nothing. What is the result of the disposal transaction?

a.) No gain or loss b.) Gain of $1,000 c.) Loss of $1,000 d.) No gain or loss

The New York Stock Exchange, the world's oldest electronic stock market, has orders gathered and executed exclusively on a computer network

Indicate whether the statement is true or false.