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A study of 49 golfers showed that on average they scored 94 on the local golf course. The standard deviation is 4. what is the best point estimate of the mean? find the 95% confidence interval of the mean score for golfers.
Statistics and Probability, Statistics
You want to you want to estimate the mean weight of quarters in circulation. A sample of 30 quarters has a mean weight of 5.649 grams in a standard deviation of 0.066 gram. Use a single value to estimate the mean weight ...
How does a market-maker decide the edge (offset) required to perform an options trade? Explain why this edge would be different for options of different strikes as well as for option combinations?
A. Fifteen percent of the U.S. population is greater than 65 years of age. If a sample of 100 persons is chosen, what is the probability that fewer than 10 are more than 65 years old? B. In a sample of size 100 from the ...
The blenders produced by a company have a normally distributed life span with a mean of 8.2 years and a standard deviation of 1.3 years. What warranty should be provided so that the company is replacing at most 10% of th ...
The risk-free rate is 2.0%. In the Fama-French model, the equity risk premium is 4.0%, the size premium is 2.0%, and the value premium is 2.8%. Glude Corp has a market beta of 1.20, a size beta of -0.30, and a value beta ...
In this question are you just using the empirical rule? You know that your population is normally distributed with a mean of 100 and a standard deviation of 15. Using the empirical rule as a rough approximation, what is ...
Recent test scores on the Law School Admission Test (LSAT) are normally distributed with a mean of 162.4 and a standard deviation of 15.9. What is the probability that the mean of 12 randomly selected scores is less than ...
Describe in detail each of four risk factors of holding a domestic bond. Your summary should convince the reader that you fully understand each risk factor.
What is the probability that a randomly selected person will have a birthday in November? Assume that this person was not born in a leap year. Express your answer as a simplified fraction or a decimal rounded to four dec ...
Suppose the timing device used in the men's race failed to activate at the start of the race and instead began to record the times seconds into the race. Consider how the competitors' times would be affected. Would the s ...
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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
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