单选题 A dealer in a casino has rolled a five on a single die three times in a row. What is the probability of her rolling another five on the next roll, assuming it is a fair die?
  • A. 0.001.
  • B. 0.500.
  • C. 0.167.
【正确答案】 C
【答案解析】The probability of a value being rolled is 1/6 regardless of the previous value rolled.