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There is a 60 percent chance that the event A will occur. If A does not occur, then there is a 10 percent chance that B will occur.
(a) What is the probability that at least one of the events A or B occurs?
(b) If A is the event that the democratic candidate wins the presidential election in 2012 and B is the event that there is a 6.2 or higher earthquake in Los Angeles sometime in 2013, what would you take as the probability that both A and B occur? What assumption are you making?
Define probability and explain its three perspectives. Provide an example of each. Explain the concept of mutually exclusive events. How do you compute the probability P(A or B) when A and B are, and are not, mutually exclusive.
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Find out 90% confidence interval for the population average µ of the percentage of hospitals providing at least some charity care.
For a population containing N=902 individuals, what code number would you assign for:
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the null hypothesis of an f-test comparing three group means is that all three group means are equal. what is the
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