About 33% of a population are of a particular ethnic group.
130 people are randomly sel...
Mathematics, 15.04.2020 23:52 SkyDoki
About 33% of a population are of a particular ethnic group.
130 people are randomly selected from this population.
Round all answers to 3 decimal places.
Answers: 3
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What is the point-slope form of the equation for the line with a slope of -2 that passes through (1,4)?
Answers: 1
Mathematics, 21.06.2019 14:30
Which statement about the relative areas of ? abc and ? xyz is true? the area of ? abc > the area of ? xyz the area of ? abc < the area of ? xyz the area of ? abc = the area of ? xyz more information is needed to compare.
Answers: 2
Mathematics, 21.06.2019 17:20
Four airplanes carrying a total of 400 passengersarrive at the detroit airport. the airplanes carry, respectively,50, 80, 110, and 160 passengers.a) one of the 400 passengers is selected uniformly at random.let x denote the number of passengers that were on theairplane carrying the randomly selected passenger. find var(x)for x as given in the problemb) one of the 4 airplane drivers is also selected uniformly atrandom. let y denote the number of passengers on the chosen driver’s airplane. find var(y) for y as given in the problem
Answers: 3
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