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Suppose that X1 = Gamma(a= 2, b = 3), X2= Gamma( 3, 3), and X3 =Gamma( 1, 3) are independent. Here B denotes the scale parameter and a denotes the shape parameter. Determine the distribution of Y = X1 + X2 + X3. Show work please
Statistics and Probability, Statistics
Suppose you want to calculate the? z-score for your height. How will the? z-scores compare if you use your height in inches verses? centimeters?
There are 2 white balls and 8 red balls in an urn. Consider selecting one ball at a time from the urn. What is the probability that the first ball is red and the second ball is also red? Express the probability in fracti ...
Five percent of the eyeglasses sold at an optical retailer have tinted lenses. Forty pairs of glasses are sold on a particular day and six have tinted lenses. Identify n, p, and x.
What level of measurement is required for qualitative variables? What level of measurement is required for quantitative variables? Can both types be used to describe both samples and populations? Why or why not?
Rippard's has a debt ratio of 15%, a total asset turnover ratio of 3.0 and a return on equity (ROE) of 48%. Compute Rippard's net profit margin.
The Torval Company made a credit sale of $15,000. The invoice was sent today with the terms, 3/15 net 60. This customer normally pays at the net date. If your opportunity cost of funds is 9% the expected payment is worth ...
Using a telephone survey of 400 randomly selected registered voters, he solicits both their party identification and whether or not they had read the newspaper that day. The results are displayed in the following cross-t ...
If all the data values in a population are converted to? z-scores, the distribution of? z-scores will have what? mean? Choose the correct answer below. A. The mean of the? z-scores will be zero. B. The mean of the? z-sco ...
How do you find the Forward Discount/Premium on the foreign currency for 7.4 & 7.5?
Let X be a normally distributed random variable with μ = 100 and σ = 10. Find the probability that X is between 80 and 105. (Round your answer to the nearest whole number percent and include the percent symbol.)
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Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p
Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As
Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int
Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As