We wish to develop a confidence interval for the populationmean. The shape of the population is not known but we have asample of 40 observations. We […]
Which of the following statements is true regarding asample?A.It is a part ofpopulation.B.It must containat least five observations.C.It refers todescriptive statisticsD.All of these arecorrect
A nominal scale variable isA.Usually theresult of counting something.B.May assumenegative values.C.Has a meaningfulzero point.D.Cannot have morethan two categories.
An experiment is a:A.Collection ofeventsB.Always greaterthan 1.C.The act of takinga measurement or the observation of some activity.D.Collection ofoutcomes.