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Jeff has an opportunity to invest his money. He can make a profit of $8000 with a probability of 0.4, a profit of $ 15,000 with a probability of 0.35, or he could lose $12,000 with a probability of 0.25. Find Jeffs expected profit.
Statistics and Probability, Statistics
An automobile accidents occur over a 72 hour holiday period are like events in a poisson process with = 10 per hour. Let Y be the time for the first accident. a) What is the mean of Y and variance of Y? b) Find P(Y > 15 ...
A copier services company is considering adding an advanced model to its product line but is concerned about excessive maintenance calls. During a trial introduction in a test market, maintenance personnel recorded X, th ...
John plans to take three suits on his business trip. If John owns 8 suits, how many ways can the 3 suits be selected?
Question: In one law school class the entering students averaged 700 on the LSAT test with a standard de-viation of 40. Assuming the distribution of test scores was normal, what fraction of the class scored above 750? Th ...
Suppose you bought a five-year zero-coupon Treasury bond with $ 1000 face value for $800. . Answer the following questions: (a) What is the yield to maturity on the bond? (b) Assume the yield to maturity on comparable bo ...
Assume that the car lot contains 25 percent Porches, 35 percent BMWs, and 40 percent Volvos. Of the Porches, 20 percent have navigation systems, 90 percent of the BMWs have navigation systems, and 70 percent of the Volvo ...
1) The R-squared of a linear regression model is equal to the proportion of the variance of the target explained by a linear regression model. 2). The R-squared of a linear regression model is equal to the proportion of ...
In a sample of 12 kids, their mean time on the internet on the phone was 3.9 hours with a standard deviation of 0.7 hours. Which distribution would be most appropriate to use?
A single person with a monthly taxable income of $2800 in the 15% federal marginal bracket, has a state tax rate of 7.95% and social security taxes at 6.2%. This person forgoes consumption and instead places $230 into a ...
The risk rate of return is currently 0.05, whereas the market risk premium is 0.05. if the beta of RKP, inc ,stock is 1.9 , then what is the expected return on RKP?
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