A town contains 4 people who repair televisions. If 4 sets break down, what is the probability that exactly i of the repairers are called? Solve the problem for i = 1, 2, 3, 4. What assumptions are you making?
Answer to relevant Questions(a) If N people, including A and B, are randomly arranged in a line, what is the probability that A and B are next to each other? (b) What would the probability be if the people were randomly arranged in a circle? If 4 married couples are arranged in a row, find the probability that no husband sits next to his wife. Consider Example 5o, which is concerned with the number of runs of wins obtained when n wins and m losses are randomly permuted. Now consider the total number of runs—that is, win runs plus loss runs—and show that In a certain community, 36 percent of the families own a dog and 22 percent of the families that own a dog also own a cat. In addition, 30 percent of the families own a cat. What is (a) The probability that a randomly ...Suppose that 5 percent of men and .25 percent of women are color blind. A color-blind person is chosen at random. What is the probability of this person being male? Assume that there are an equal number of males and females. ...
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