Range-variance and standard deviation
Consider a data set in which all observations are equal. Find the range, variance and standard deviation for this data set.
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Pets & More's cost of equity is 14 percent and its aftertax cost of debt is 5.5 percent. What is the firm's weighted average cost of capital if their percentage of equity financing is 0.75?
Provide a 95% confidence interval for the population proportion of college students who work to pay for tuition and living expenses.
Impossibilities, Inc. is considering the following investment. For financial reporting purposed the entire initial investment will be depreciation over 5 years by the straight-line method.
Black and White has a cost of equity of 11 percent and a pre-tax cost of debt of 8.5 percent. The firm's target weighted average cost of capital is 9 percent and its tax rate is 35 percent. What is the firm's target percentage of debt financing?
A fair coin is repetitively tossed 2N times, (N is very large). What is the probability for the number of heads to be in the interval [N-(N/2)^.5 , N+(N/2)^.5]?
Tanner-UNF Corporation acquired as a long-term investment $240 million of 6% bonds, dated July 1, on July 1, 2013. Company management has the positive intent and ability to hold the bonds until maturity.
Assume the population proportion is p= .25. Show the sampling distribution of pbar, the proportion of late flights in a sample of 1000 flights.
The number of automobiles that arrive at a certain intersection per minute has a Poisson distribution with a mean of 5. Interest centers around the time that elapses before 10 automobiles appear at the intersection.
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