Standard Normal. Chip Technologies, Inc. supplies wafer-thin computer chips to industrial customers. Although labor and material costs cannot be determined precisely, CTI anticipates that costs will be normally distributed around a mean of $3 per unit with a standard deviation of 20¢ per unit.
A. What is the probability that CTI would make a profit at a price of $3 per unit?
B. Calculate the unit price necessary to give CTI a 95% chance of making a profit on the order.
C. If CTI signs a contract to supply chips at a price of $3.20 per unit, what is the probability that it will make a profit?

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The Answer of Standard Normal. Chip Technologies, Inc. supplies wafer-thin computer chips to industrial customers. Although labor and material costs cannot be determined precisely, CTI anticipates that costs will be normally distributed around a mean of $3 per unit with a standard deviation of 20¢ per unit.
A. What is the probability that CTI would make a profit at a price of $3 per unit?
B. Calculate the unit price necessary to give CTI a 95% chance of making a profit on the order.
C. If CTI signs a contract to supply chips at a price of $3.20 per unit, what is the probability that it will make a profit?