Determine the probability that the next phone

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Using the "crisis" and "noncrisis" phone call example, we define:
Event A: The next phone call will come from Brian.
Event B: The next phone call will be a "noncrisis."
a. Determine the probability that the next phone call will be from Brian and be a "noncrisis."
b. Determine the probability that the next phone call will be from Brian or be a "noncrisis."

Reference no: EM131050333

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