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Suppose that a tennis player (Jill) will be ranked next week on the WTA circuit if she reaches the final of the tournament she is now playing in, or the current player does not reach the semifinals of the tournament. Suppose the probability is 0.31 that jill does not reach the final of the tournamentshe is now playing in. Also suppose that the probability that the current player does not reach the semifanals of the tournament is 0.58 and that there is a 0.71 probability that jill is ranked next weekon the WTA circuit. What is the probability that the current player does not reach the semifinals given that jill reaches the final?
Decide whether experiment is binomial, Poisson or neither based on info given. Each week man plays game in which he has a 21% chance of winning.
Find the probability that 665 or fewer college students in the sample send and receive text messages with their phones? Is this result unusual?
Rank the funds by using this alternative measure of risk. Which, if any outperformed the market on the risk-adjusted basis.
I'm trying to determine what happens to the sample size if the level of confidence is reduced from 95% to 90% but the allowable error and the standard deviation remain
Find the probability that a random selection of 9 songs will have mean length of 186.30 seconds or less. Assume distribution of the lengths of the songs is normal.
The participants in a television quiz show are picked from a large pool of applicants with approximately equal numbers of men and women.
In a column, write the sample space for the experiment that consists of observing the day's production.
The annual demand for a product is 1,000 units. The company orders 200 units each time an order is placed. The lead-time is 6 days, and the company has determined that 20 unites should be held as a safety stock.
What proportion of sample means would be between 1.31 and 1.33 inches?
Critically discuss understanding the normal distribution and the factors that affect its shape important in solving business and marketing-related questions?
Develop a linear regression equation for these data and forecast how much money Robert will win if he spends $30.
A normal population has a mean of 75 and a standard deviation of 5. You select a sample of 40. Compute the probability the sample mean is
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