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What minimum sample size of randomly selected pregnancies should you select? Your criteria changed, you randomly sample 368 pregnancies and find the mean length to be 266 days. What is the confidenc
Suppose the expected inflation rate rises to 10%, but the real rate is unchanged. What happens to the nominal interest rate?
If the standard deviation of a random variable, Y, is 3, what is the standard deviation of the sampling distribution for y-bar based on a sample size of 36?
Explain the concept of equivalent annual cost and how it is used to compare projects with different lives.
If the standard deviation for the sampling distribution for the mean of a random sample of size 36 from a large population is 2, how large must the size of the sample become if the standard deviati
You roll a die, winning nothing if the number on top is odd, $1 for a two or four on top, and $10 for a six. Find the expected value and standard deviation of your propective winnings
You estimate that you will need $20,000 for the trip. How much do you need to set aside today if you can place your money in an investment vehicle earning an average of 4.50% per year?
The market response to this action was immediately positive, with the stock price of USX increasing $2.37 to close at $31.25 on the day of the announcement. Why do you think this action by USX wa
The net working capital will be recovered when the project ends. The required return is 15 percent. What is the project's equivalent annual cost, or EAC?
Suppose E is the event that when a die is rolled it comes up an even number, and F is the event that when rolled it comes up 1,2 or 3. What is the probability of F given E?
Set up the amortization schedule for a five-year, $1 million, 9 percent loan that requires equal annual end-of-year principal payments plus interest on the unamortized loan balance.
If a result is signifi cant at the 1% level, is it also always signi cant at the 5% level? If a result is signifi cant at the 5% level, what can you say about its significance at the 1% level? Just
Prepare a reconciliation of Lily's stockholders' equity of $100,000 to U.S. GAAP. Ignore income taxes. The following financial information is for Lily Company, a non-U.S. firm with shares listed on a
Return on sales for Long Pond is lower in 2008 than in 2007. What expense or expenses are causing this lower profitability?
Two dice are rolled. Let A denote the event that the number on the first die is greater than the number on the second die.
Next year it expects a net income of $3,145,778 and will pay out 70 percent as dividends. If the firm wants to limit its external financing to $1 million, what is the growth rate it can support?
A repeated-measures study with n = 16 participants is used to construct a 99% confidence interval for the population mean difference between two treatment conditions. The correct t values for the in
Explain the agency problem of MNCs. Why might agency costs be larger for an MNC than for a purely domestic firm?
On a standard measure of hearing ability, the mean is 300 and the standard deviation is 20. Give the Z scores for persons who score (a) 340, (b) 310, and (c) 260.
A researcher reports an F-ratio with df = 1, 24 for an independent-measures experiment. How many individual subjects participated in the experiment?
Calculate the expected rate of return before considering premiums for illiquidity, advisory activities, and hubris projections.
Hannah Spiritway works for a cable TV company in a large city. She handles telephone calls from customers who are having problems with their cable service. Hannah is?
Assuming this is her only source of income and her marginal income tax rate is 30 percent, how much tax does Marissa save in 2013 by deferring this income (ignore payroll taxes)?
In addition, the company had an interest expense of $210 000 and a tax rate of 30%. (Ignore any tax loss carry-back or carry-forward provisions.)
Suppose investors can earn a return of 2% per 6 months on a Treasury note with 6 months remaining until maturity. What price would you expect a 6-month maturity Treasury bill to sell for?