EXample

Roulette: A Nevada roulette wheel has Jo pockets. Eighteen of them are red, eighteen are black, and two are green. Each time the wheel is spun, a ball lands in one of the pockets, and each pocket is equally likely. YOUR ANSWER Part 1 of 2 (a) What is the probability that the ball lands in a red pocket? Round your answer to four decimal places. The probability that the ball lands in a red pocket is |0.4737 5 X Part: 1 / 2 Part 2 of 2 (b) If you bet on red on every spin of the wheel, you will lose more than half the time in the long run. Explain why this is so. Round your answer to two decimal places. You will lose more than half the time in the long run if you always bet on red because the law of long runs says 5 X that in the long run, the percentage of the time you lose will approach 48.57 %