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Practice: Conditional Probability: Tree Diagrams

Jennifer travels to school by car or on foot.

The probability that she travels by car is 0.4 and the probability that she walks is 0.6.

If she travels by car, the probability that she is late is 0.2; if she travels on foot, the probability that she is late is 0.3. Using a tree diagram, calculate the probability that she is late given that she traveled by car.

02:46

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