Bus left on time Bus left late Bus Stop #1 12 25 TOTAL If one bus is randomly chosen: Bus Stop #2 24 13 Bus Stop #3 18 19 Bus Stop #4 21 16 (a) What is the probability that a bus left late? (b) What is the probability that a bus stops at Bus Stop #4? (c) What is the probability that a bus left on time and stops at Bus Stop #2? (d) What is the probability that a bus left late or stops at Bus Stop #1? (e) What is the probability that a bus stops at Bus Stop #3 given that it left on time? (f) If two busses are chosen at random, what is the probability that both stop at Bus Stop #1? TOTAL

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