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The lengths of a professor's classes has a continuous uniform distribution between 50.0 min and 52.0 min. If one such class is randomly selected, find the probability that the class length is less than 50.5 min.
Statistics and Probability, Statistics
From a random sample of 41 teens, it is found that on average they spend 31.8 hours each week online with a standard deviation of 3.65 hours. What is the 90% confidence interval for the amount of time they spend online e ...
Thanks for starting our discussion on Cash Management. If you think about it this comes down to speeding up collections of cash or slowing down disbursements of cash. Point out some strategies to accomplish it? Give refe ...
Kevin knows that the beta of his portfolio is equal to 1, but he does not know the risk-free rate of return or the market risk premium. He also knows that the expected return on the market is 8.25 percent. What is the ex ...
Let X be a normally distributed random variable with μ = 100 and σ = 10. Find the probability that X is between 80 and 105. (Round your answer to the nearest whole number percent and include the percent symbol.)
A standard? 52-card deck of cards is shuffled and then a hand of 8 cards is dealt from the deck. How many different outcomes are possible that have exactly 3 ?pairs, and all other cards of different? ranks?
The board of a major credit card company requires that the mean wait time for customers when they call customer service is at most 3.00 minutes. To make sure that the mean wait is not exceeding the requirement, an assist ...
In? mid-2009, Rite Aid had? CCC-rated, 20-year bonds outstanding with a yield to maturity of 17.3%. At the? time, similar maturity Treasuries had a yield of 5%. Suppose the market risk premium is 4% and you believe Rite? ...
Your company's revenues were $3 million this year. You paid out $500,000 in salaries and your only other cash outflow was the purchase of a piece of construction equipment for $1 million that is to be depreciated to a ze ...
The probability of someone ordering the daily special is 52%. If the restaurant expected 96 people for lunch, how many would you expect to order the daily special?
A manufacturing company wishes to compare two production facilities based on Defective units out of total unit production. The company obtains random samples from both facilities. Facility A produced a total of 983 units ...
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