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Compute the population mean margin of error for a 99% confidence interval when sigma is 4 and the sample size is 36.
Statistics and Probability, Statistics
The distribution of heights of adult American women is approximately normal with a mean of 64 inches and standard deviation of 2 inches. What percent of women is taller than 68 inches?
1. A chemical supply company ships a certain solvent in 10-gallon drums. Let X represent the number of drums ordered by a randomly chosen customer. Assume X has the following probability mass function (pmf). The mean and ...
(a) What is the purpose of credit analysis? Discuss the importance of performing a credit analysis if you are suppliers of credit (i.e., commercial banks, non-bank private financing entities).
A sample of 189 randomly selected students found that the proportion of students planning to travel home for Thanksgiving is 0.66. What is the Standard Deviation of the sampling distribution?
A corporate bond is currently selling for $840. It has 5 years till maturity, 6% coupon, and YTM=10%. What is the par value?
37?% of college students say they use credit cards because of the rewards program. You randomly select 10 college students and ask each to name the reason he or she uses credit cards. Find the probability that the number ...
Ralph and Gina attend differed schools, but each have a GPA of 3.2 The GPA's at each score follow a normal distribution. Ralph's school has a mean GPA of 2.7 and a standard deviation of .25. Gina's school has a mean of 3 ...
Suppose you invest $2,000 today and receive $9,500 in five years. a. What is the internal rate of return? (IRR) of this? opportunity? b. Suppose another investment opportunity also requires $2,000 upfront, but pays an eq ...
In a survey of 400 adults that say traffic is a problem: East reported 36% is a problem, South 33% problem, Midwest 26% problem and West 55% problem. (a) The 95% confidence interval for the proportion from the West say t ...
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 ...
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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