Chapter 5, #32 : If you ask three strangers about their birthdays, what is the probability

1. All were born on Wednesday?
2. All were born on different days of the week?
3. None were born on Saturdays?

Chapter 5, # 56: Assume the likelihood that any flight on Northwest Airlines arrives within 15 minutes of the scheduled time is .90. We select four flights from yesterday for study.

1. What is the likelihood all four of the selected flights arrived within 15 minutes of the scheduled time?
2. What is the likelihood that none of the selected flights arrived within 15 minutes of the scheduled time?

C. What is the likelihood at least one of the selected flights did not arrive within 15 minutes of the scheduled time?

Chapter 5, # 82:

Tim Bleckie is the owner of Bleckie Investment and Real Estate Company. The company recently purchased four tracts of land in Holly Farms Estates and six tracts in Newburg Woods. The tracts are all equally desirable and sell for about the same amount.

1. What is the probability that the next 2 tracts sold will be in Newburg Woods?
2. What is the probability that the next 4 tracts sold at least one will be in Holly Farms?
3. Are these events independent or dependent.

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Solution: The downloadable solution consists of 3 pages, 412 words and 5 charts.
Deliverable: Word Document