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Suppose we repeatedly roll two fair six-sided dice, considering the sum of the two values showing each time. What is the probability that the first time the sum is exactly 7 is on the third roll?
Statistics and Probability, Statistics
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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?
Jamie Dimon changed the business model for JPMorgan Chase in 2008. In the process, the bank gave enormous trading authority to one individual. What are the ERM strengths and weaknesses of this strategy?
A stock's price fluctuations are approximately normally distributed with a mean of $104.50 and a standard deviation of $23.62. You decide to purchase whenever the price reaches its lowest 20% of values. What is the most ...
The times that customers spend in a book store are normally distributed with a mean of 39.5 minutes and a standard deviation of 15.9 minutes. A random sample of 25 customers has a mean of 36.1 minutes or less. Would this ...
What is the probability of a value from a normal distribution being between 0.75 standard deviations above the mean and 1.75 standard deviations below the mean? (Round calculations to nearest thousandth (3 digits))
The risk-free rate of return is 5.2 percent and the market risk premium is 8.4 percent. What is the expected rate of return on a stock with a beta of 1.34?
Show Work Suppose you are thinking of purchasing the Moore Co.'s common stock today. If you expect Moore to pay $1.2, $1.26, $1.323, and $1.39 dividends at the end of year one, two, three, and four respectively and you b ...
An urn contains 5 red and 10 blue balls. Balls are drawn sequentially from urn without replacement. Let X be the number of draws necessary in order to obtain exactly 4 red balls. Find probability mass function of X
You need to have accumulated savings of $2 million by the time that you retire in 20 years. You currently have savings of $200,000. How much do you need to save each year to meet your goal if your savings earn a return o ...
1. To investigate the ecological impact of parasite infections, scientists measured the distance that infected western fence lizards, Scelopons occidentalis , ran in two minutes against a control group of uninfected liz ...
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