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Mathematics, 25.03.2021 19:10 andii1101
Suppose the mean income of firms in the industry for a year is 90 million dollars with a standard deviation of 15 million dollars. If incomes for the industry are distributed normally, what is the probability that a randomly selected firm will earn less than 109 million dollars? Round your answer to four decimal places.
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Suppose the mean income of firms in the industry for a year is 90 million dollars with a standard de...
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