Tuesday, May 7, 2013

Res 341 Practice

RES/341 Practice quiz 1 1.)25% of the people in my statistics split up discover 8 or more hours of television ashes set a week. I can conclude from this that 25% of completely students at the University watch 8 or more hours of television a week. emf problems with this conclusion whitethorn be the resoluteness of A.using to small of a sample size. B.using a non-random sample. C.relying overly heavily on a statistical generalization. D. all told of these. 2.)Which of the pursuit statements is not true? A.Scientific increase consists of recurrent refinement of theories by thorough hypothesis testing. B.Statistics is the accomplishment of collecting, organizing, analyzing, interpreting, and presenting data. C.Estimating parameters is an most-valuable aspect of descriptive statistics. D.A statistical test whitethorn be significant unless have no practical importance. 3.)To protect professional integrity, any(prenominal) data analyst must know and follow true procedures, maintain data integrity, channel out accurate calculations, survey procedures faith skillfuly, protect confidential information, circulate sources, and acknowledge sources of financial support. A.True B.False 4.)Which of the hobby is not peculiarity of an finish maker summary? A.Avoids technical foul jargon. B.Should be limited to unmatchable page. C. all the way summarizes major findings. D.
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All of the above are characteristic of an administrator summary. 5.)In last years annual report, a company indicated that it had 15 regional distribution centers. This is an case of ordinal scale data. A.True B.False 6.)Temperature (measured in degrees Fahrenheit) is an example of ratio data. A.True B.False 7.)If you every which way sample 50 students or so their television regard habits at one come in in time, the data salt away would be referred to as stupefy-sectional data. A.True B.False 8.)Which displacement is least likely to be regarded as ratio data? A.Length of time required for a randomly-chosen vehicle to cross a toll bridge (minutes)....If you pauperism to get a full essay, order it on our website: Ordercustompaper.com

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