A die is loaded in such a way that the probabilities of getting 1, 2, 3, 4, 5, and 6 are 1 / 2, 1/6,1 / 12,1 / 12, and 1/12, respectively.
Answer to relevant QuestionsThe probabilities that a customer selects 1, 2, 3, 4, and 5 items at a convenience store are 0.32, 0.12, 0.23, 0.18, and 0.15, respectively. P(X) = X / 6 for X = 3, 4, 7 For a daily lottery, a person selects a three-digit number. If the person plays for $1, she can win $500. Find the expectation. In the same daily lottery, if a person boxes a number, she will win $80. Find the expectation if ...The probability that a cellular phone company kiosk sells X number of new phone contracts per day is shown below. Find the mean, variance, and standard deviation for this probability distribution. What is the probability ...Fifty three percent of all persons in the U.S. population have at least some college education. Choose 10 persons at random. Find the probability that a. Exactly one-half have some college education 0.242 b. At least 5 do ...
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