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During a small time period (say one day), what is the change in the option that you expect if the underlying change $1 dollar? (d) If you made an error of .05 in the computation of your volatility and an error of .01 in the computation of the short interest rate, approximately what error do you expect to make in the computation of the value of the portfolio?
National average for 2-year leases is 30,000 miles. Select the suitable hypothesis.
A prestigious university requires a score of at least 750 on a graduate exam for admission to its MBA program. Suppose the graduate exam is normally distributed with a mean of 500 and a standard deviation of 200.
Assume a mean wage of $1,000 and standard deviation of $100. What's the probability of finding an employee with a wage of between $790 and $1000?
Use the sales data given below determine: a) The least square trend line.
Identify a research issue, opportunity, or problem that uses data that has absolute zero measurements. Some examples include a team member's stock portfolios performance
A random sample of 15 first-year CMAs in Denver produces a mean salary of $32,279, with a standard deviation of $1,797. Test the hypothesis that the mean for all Denver first-year CMAs is not equal to $31,129. Use the .05 level of significance.
Using the sample obtained, draw a histogram and calculate mean and variance for 1000 sampled values for random variable Y = X2.
Change the last number from 257 to 61 and recalculate the confidence interval. Using the results, describe the effect of an outlier or extreme value on the confidence interval.
The random variable x is the number of houses sold by a realtor in a single month at the real-estate office. Its probability distribution is:
What can we conclude from these figures at a level of significance of .01?
A recent study indicated that 29% of the 100 women over age 55 in the study were widows. If no estimate of the sample proportion is available how large should the sample be?
The following payoff matrix has been developed for the decision problem. What is the opportunity loss when "A" is Investment alternative and "Decline" is state of nature?
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