=+43. Casinos, part 2. In addition to slot machines, casinos must understand the probabilities involved in card games.

Suppose you are playing at the blackjack table, and the dealer shuffles a deck of cards. The first card shown is red.

So is the second and the third. In fact, you are surprised to see 5 red cards in a row. You start thinking, “The next one is due to be black!”