C a secure https U/www.webassign 15965276 Apps MHowly o theHUB Transport- v Frst

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C a secure https U/www.webassign 15965276 Apps MHowly o theHUB Transport- v Frst state Bank IA.. Wells Fargo Perso. d. We are 95% conndent about the interval (0.0262, 0.0499) in the sense that 9sw of the intervals calculated in this way will contain the proportion of all jobs applicants who test positive when they are tested for drug use. e. Both (a) and (d) are connect. Source: Triola M.F. (2010), Elementary Statistics 11th Edition), Addison Wesley Ask Your Tea Most soybeans grown in the United States are geneticaly modned to, for example, resist pests and so reduce use of pesticides. Because some nations do not acoopt genetically modised (GM) foods, grain-handling facilites routinely test soybean shipments for the presence of GM beans, In a study of the accuracy of these tests, researchers submitted lots of soybeans containing GM beans to 21 randomly selected facilities. Of these, 18 detected the GM beans. Would it be appropriate to caoulate a 90%confidence interval for the proportion of all grain-handling facilities that will conrectly detect GM beans in a shipment? No, because although the sample was random, mp 15 No, because although the sample was random, 15 No, because although the sample was random, M1-P

Explanation / Answer

as conbdition for normal approximation is not satisified; we can not approximate this

No, because althought the sample was random , n(1-phat)<15

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