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Suppose the life of a particular brand of calculator battery is approximately normally distributed with a mean of 75 hours and a standard deviation of 10 hours. if the manufacturer of the battery is able to reduce the standard deviation of battery life from 10 to 9 hours, what would be the probability that 16 batteries randomly sampled from the population will have a sample mean life of between 70 and 80 hours?
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Social computing forces companies to deal with customers as opposed to
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Business, 22.06.2019 09:40
Henry crouch's law office has traditionally ordered ink refills 55 units at a time. the firm estimates that carrying cost is 35% of the $11 unit cost and that annual demand is about 240 units per year. the assumptions of the basic eoq model are thought to apply. for what value of ordering cost would its action be optimal? a) for what value of ordering cost would its action be optimal?
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Business, 22.06.2019 20:00
How many organs are supplied at a zero price? (b) how many people die in the government-regulated economy where the government-set price ceiling is p = 0? the quantity qd β qa. the quantity qe β qa. the quantity qd β qe. (c) how many people die in the market-driven economy?
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Business, 22.06.2019 21:10
Which of the following statements is (are) true? i. free entry to a perfectly competitive industry results in the industry's firms earning zero economic profit in the long run, except for the most efficient producers, who may earn economic rent. ii. in a perfectly competitive market, long-run equilibrium is characterized by lmc < p < latc. iii. if a competitive industry is in long-run equilibrium, a decrease in demand causes firms to earn negative profit because the market price will fall below average total cost.
Answers: 3
Suppose the life of a particular brand of calculator battery is approximately normally distributed w...
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