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Chapter 13: Q 4. (page 847)
True or False If A is a set, the complement of A is the set of all the elements in the universal set that are not in A.
True.
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Find the probability of the indicated event if
Two fair dice are rolled.
Determine the probability that the sum of the two dice is 7.
According to the Insurance Information Institute, there is a 13% probability that an automobile theft in the United States will be cleared by arrests. If an automobile theft case is randomly selected, what is the probability that it is not cleared by an arrest?
Problems 63–66 are based on a consumer survey of annual incomes in 100 households. The following table gives the data.
What is the probability that a household has an annual income between \(10,000 and \)29,999, inclusive?
In a certain lottery, there are ten balls, numbered 1, 2, 3, 4, 5, 6, 7, 8, 9, 10. Of these, five are drawn in order. If you pick five numbers that match those drawn in the correct order, you win $1,000,000. What is the probability of winning such a lottery?
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