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Determine the optimal inventory policy when the goods are to be ordered at the end of every month from now on. The cost of bringing the inventory level up to y when x already is available is given by 2(y x). Similarly, the cost of having the monthly demand D exceed y is given by 5(D y). The probability density function for D is given by The holding cost when y exceeds D is given by y D. A monthly discount factor of 0.95 is used.
You have found a 3.0 TB drive for $300. Is this a good buy? How much would you save compared to what you expected to pay? Does the model overestimate or underestimate the price?
suppose 3 of cotton fabric rolls and 3 of nylon rolls contain flaws. of the rolls used by a manufacturer 70 are cotton
An alcohol awareness task force at Big-Ten university sampled 20 students after the midterm to ask them whether they went bar hopping the weekend before the midterm or spent the weekend studying
What information does each measure of central tendency provide? Why are measures of variability essential statistical tools for describing behavior?
Dividend is expected to grow 7% a year for next 3 years and then at 5% a year after that. Determine the expected dividend per share for each of the next five years?
a computer repair shop gets computers on regular basis for repairs. the repair time between two computers is
Fizz fizz soda comes in two varieties, regular and diet. If a researcher has 8 boxes of each, how many ways can he select 2 boxes of each for a quality control test? Which answer would be correct?
define population and sampling unit for selecting a random samplw in each of the following cases hundred voters from a
Two samples of sizes n1 = 20 and n2 = 15 taken from two independent normal populations with known standard deviations, σ1 = 3.5 and σ2 = 4.2, produced sample averages, x¯1 = 15.5 and x¯2 = 13.8.
question a small stock brokerage firm wants to determine the average daily sales in dollars of stocks to their clients.
What are the similarities and dissimilarities between a chi-square analysis and a correlation analysis? Suppose you conducted a study to see if there was an association between political party affiliation and whether or not someone voted.
in a poker game 5 cards are dealt from a standard 52 card deck that has been well shuffled. you are the only player in
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