Mathematics, 07.08.2021 01:00, erykp17

The Arc Electronic Company had an income of 9595 million dollars last year. Suppose the mean income of firms in the same industry as Arc for a year is 7575 million dollars with a standard deviation of 1717 million dollars. If incomes for this industry are distributed normally, what is the probability that a randomly selected firm will earn more than Arc did last year?

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The Arc Electronic Company had an income of 9595 million dollars last year. Suppose the mean income...