Probability that the cpu fails
The CPU of a personal computer has a lifetime that is exponentially distributed with a mean lifetime of six years. You have owned this CPU for three years. What is the probability that the CPU fails in the next three years?
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Chuck Brown will receive from his investment cash flows of $3,135, $3,450, and $3,810 at the end of years 1, 2 and 3 respectively. If he can earn 7.5 percent on any investment that he makes.
The distance between major cracks in a highway follows an exponential distribution with a mean of 5 miles.
The diameters of peaches in a certain orchard are normally distributed with a mean of 4.14 inches and a standard deviation of 0.61 inches. Show all work. What percentage of the peaches in this orchard is larger than 4.05 inches?
The books of Seal Company, a calendar year taxpayer, had assets and related information (as detailed below) as of December 31, 2012. Seal's policy is to record depreciation on December 31 by way of a journal entry.
Your brother has asked you to help him with choosing an investment. He has $4,100 to invest today for a period of two years. You identify a bank CD that pays an interest rate of 0.0300 with the interest being paid quarterly.
Corn costs $0.10/lb, peanuts $0.05/lb, oats $0.15/lb, and the vitamin supplement $0.20/lb. Customers require the following criteria to be met: What is the best batch mix that optimizes total cost?
The books of Seal Company, a calendar year taxpayer, had assets and related information (as detailed below) as of December 31, 2012. Seals policy is to record depreciation on December 31 by way of a journal entry.
The diameter of the dot produced by a printer is normally distributed with a mean diameter of 0.002 inch. Suppose that the specifications require the dot diameter to be between 0.0014 and 0.0026 inch.
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