# Draw an appropriate tree diagram, and use the multiplication principle to calculate the probabili...

###### Question:

Draw an appropriate tree diagram, and use the multiplication principle to calculate the probabilities of all the outcomes. HINT [See Example 3.]

There is a 30% chance of rain today and a 20% chance of rain tomorrow. Assume that the event that it rains today is independent of the event that it rains tomorrow. What is the probability that it rains on exactly one of the next two days?

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