4. On a large university campus, 84% of students report having a Microsoft product (phone, computer, mp3 player, etc.) and 33% report having an Apple product. Also, 86% report having a Microsoft or Apple product. A student is randomly selected from this campus. Define the following events: A the randomly selected student has a Microsoft product В the randomly selected student has an Apple product. a. Write out the event that the randomly selected student has a Microsoft product and an Apple product. What is the probability of this event? b. Write out the event that the randomly selected student does not have a Microsoft product and does not have an Apple product. What is the probability of this event? c. Write out the event that the randomly selected student has either a Microsoft product or an Apple product, but not both. What is the probability of this event?

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