Question

5. You work on the 13th floor of a 15-floor building. The only elevator moves continuously back and forth between floors 0 through 15 and stopping time at each floor is negligible (a) You find it irritating that every time you want to go home for the day, the elevator is almost always going up when it arrives at your floor. What is the explanation for this? Compute the probability of this occurring. (b) Write the expected value of the amount of time that you must wait alllllines 1 had ilu, «-Irv;' ini. HRoves a1.ณ 1zat.e: for the «Irvani.or lo arrive, of one floor per minute

Answer 1