Mathematics, 12.07.2019 05:10 walterzea70
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?
Answers: 2
Mathematics, 21.06.2019 15:30
Fabian harvests 10 pounds of tomatoes from his garden. he needs 225 pounds to make a batch of soup. if he sets aside 2.8 pounds of tomatoes to make spaghetti sauce, how many batches of soup can fabian make?
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Mathematics, 21.06.2019 16:00
One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7
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The management of a supermarket wants to adopt a new promotional policy of giving a free gift to eve...
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