The roulette wheel has 38 slots. Two of the slots are green, 18
are red, and 18 are black. A ball lands at random in one of the
slots. A casino offers the following game. Pay $1 to enter the
game. If the ball falls on black, you don’t get anything, if the
ball falls on green, you get a dollar, if the ball falls on red,
you get $1.95. Bob plays this game 100 times, and of course, the...