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Suppose that detectability is p = 0.25 throughout a region of A = 100 square kilometers and that y = 60 animals are seen during the survey. Estimate the number and density of animals in the region and estimate the variance of each estimator.
Statistics and Probability, Statistics
Calculation of individual costs and WACC Lang Enterprises is interested in measur-ing its overall cost of capital. Current investigation has gathered the following data. The firm is in the 21% tax bracket. Debt The firm ...
Let a random sample be taken of size n = 64 from a population with a known standard deviation of 15. Suppose that the mean of the sample is 40. Find the 99% confidence interval for the mean of the population from which t ...
Can a business have too much money in Cash, meaning cash on hand as well as in checking and savings accounts? What if a business had 100 million dollars in these cash accounts but only needed half of that for what Keynes ...
The number of defective items produced by a machine in a large factory follows a Poisson distribution with a rate of λ=1.5 per day. What is the probabilityThe machine produces exactly zero defective items on exactly two ...
Advantage and disadvantage of sole proprietorship than a corporation? Example of a business that is more suitable for both sole proprietorship and corporation structure.
A confidence interval for a population mean is to be estimated. The population standard deviation is guessed to be anywhere from 14 to 24. The half-width B desired could be anywhere from 2 to 7. Tabulate the minimum samp ...
Why is it that some people make very high returns on the stock market if it is so efficient? Is it more difficult to reconcile very high returns with efficient markets if the same people make extraordinary returns year a ...
How would I calculate this to get the probability. If a person bought 1 share of Google stock within the last year, what is the probability that the stock on that day closed at less than the mean for that year? Hint: You ...
How can a graph or chart of data help you understand the results? What is a frequency table? Describe an example where a frequency table can be used in life.
Butterfly Tractors had $18.50 million in sales last year. Cost of goods sold was $8.90 million, depreciation expense was $2.90 million, interest payment on outstanding debt was $1.90 million, and the firm's tax rate was ...
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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