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Assume that meteors greater than 100m in diameter strike the earth roughly every 5000 years, and that this process can be modeled by a Poisson distribution.
1. If a meteor of that size struck the earth exactly 100 years from now, what would be the chance that one or more further meteors of that size would strike the earth in the next 100 years after that?
2. Say that you are designing a space station to preserve humanity in the event of a large meteor strike. You wish to complete the space station in time such that there is a 90% probability no meteor of that size will hit the earth first. How many years do you have? (You can round to the nearest number of years for this question.)
Given a constant growth rate (g) in dividends, earnings and the share price, what formula is used to determine the stock's total return for the coming year?
A product manager at Clean & Brite (C&B) wants to determine whether her company should market a new brand of toothpaste.
a simple random sample of 50 adults is obtained and each persons red blood cell count is measured. the sample mean is
a. What is the probability that the sample proportion of those Canadians from Alberta of British descent is less than 0.23?
The manager of credit card operations for a small regional bank has determined that last year's median credit card balance was $1,989.32.
In how many di?erent ways can 6 quali?ed individuals be assigned to three trainee positions available if the positions are identical three trainee positions eventually if the positions di?er?
Name recognition. An advertising agency won't sign an athlete to do product endorsements unless it is sure the person is known to more than 25%.
How would I determine and interpret a 99?% confidence interval for the mean amount of time Americans age 15 or older spend eating and drinking each day.
Find a 95% confidence interval estimate of the percentage of American adults who favored the legalization of marijuana at the time of the poll.
Define and explain of the importance of medical informatics. What impact does medical informatics have on the quality of care of patients?
Analyze data mining and explain the importance of data mining, and examine its implementation in four real-world scenarios.
Let = the sample mean of the 100 scores from University X, and = the sample mean of the 100 scores from University Y. What is the probability that will x be greater than y?
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