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Mathematics, 28.01.2020 20:04 adjjones2011
An amusement park has 20 attractions, including 4 games. what is the probability that a randomly selected attraction at this amusement park will be a game? simplify your answer and write it as a fraction or whole number.
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Mathematics, 21.06.2019 21:40
The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?
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An amusement park has 20 attractions, including 4 games. what is the probability that a randomly sel...
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