Four balls are independently projected onto one target, the probability of a hit for each is P1 = 0.1 , P2 = 0.2 , P3 = 0.3 , P4 = 0.4. What are the probabilities P04, P14, P24, P34, P44 that zero, one (1), two (2), thre ...
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Manny, Moe and Jack have the following demand curves for pears: QManny = 100 - 2P = 70 - 2P + 10 Ppear + .25 YManny where P Pear = 2 and YManny = 40. QMoe = 300 - 4P = 80 - 4P + 35 Ppear + .75 YMoe where P Pear = 2 and Y ...
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Suppose that 1% of the employees of a certain company use illegal drugs. This company performs random drug tests that return positive results 99% of the time if the person is a drug use. However, it also has a 2% false p ...
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Each of the following lists has an average of 50. For which one is the spread of the numbers around the average biggest?smallest? a. 0, 20, 40, 50, 60, 80, 100 b. 0, 48, 49, 50, 51, 52, 100 c. 0, 1, 2, 50, 98, 99, 100 Gu ...
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Assume that a salesman learned the price elasticity of demand for his products is -2.0. How many percent will increase in the total sales (revenue) if he cuts the price by 10%? Show your calculation process.
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Is the company's personality-"harvesting" method ethical? Why, or why not? Should people who attempt to answer the questionnaire be advised, ahead of time, that the data collected from those questionnaires will be used t ...
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From a random sample of 41 teens, it is found that on average they spend 31.8 hours each week online with a standard deviation of 3.65 hours. What is the 90% confidence interval for the amount of time they spend online e ...
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At age 30 you decide to start saving for retirement. You wish to retire at age 65, and you expect to need an income of $2,500 per month for 25 years. If your savings earns an interest rate of 0.64% per month, how much wi ...
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We are looking at the question to examine the relationship between gender and weapon of choice in domestic assault. Question: Does female choose weapon differently than male during domestic assault ? Male Female Totals G ...
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Electric car technology has been improving and the U.S. shale gas oil supply has been increasing. What will be the impact on the crude oil market price? What will be the impact on the gas-burning auto market price? Expla ...
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