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Mathematics, 21.06.2019 17:30
Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?
Answers: 2
Mathematics, 21.06.2019 19:20
Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?
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Mathematics, 21.06.2019 22:00
Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.
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History, 30.06.2019 22:30
Mathematics, 30.06.2019 22:30
Biology, 30.06.2019 22:30
Biology, 30.06.2019 22:30
Health, 30.06.2019 22:30
Mathematics, 30.06.2019 22:30
History, 30.06.2019 22:30
Mathematics, 30.06.2019 22:30