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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: 1
Mathematics, 21.06.2019 19:00
Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply
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Mathematics, 22.06.2019 00:30
Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)
Answers: 2
Mathematics, 22.06.2019 06:00
Atheme park has a tram that goes around the 2.5-mile perimeter of the park in 10 minutes. the equation s • (16 1 6 ) = 2.5 gives the speed of the tram. what exactly does s represent?
Answers: 2
Mathematics, 07.04.2021 04:40
Mathematics, 07.04.2021 04:40
Mathematics, 07.04.2021 04:40
Mathematics, 07.04.2021 04:40
Mathematics, 07.04.2021 04:40
Mathematics, 07.04.2021 04:40
Chemistry, 07.04.2021 04:40
History, 07.04.2021 04:40
History, 07.04.2021 04:40