Fromthe Murder data fileatthebookswebsite,usethevariable murder, whichisthe murderrate(per100,000population)foreachstateintheU.S.in2017accordingtothe FBI UniformCrimeReports.Atfirst,donotusetheobservationforD.C.(DC). Using software: (a) Findthemeanandstandarddeviationandinterprettheirvalues. (b) Findthefive-numbersummary,andconstructthecorrespondingboxplot.Inter- pret. (c)

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Fromthe Murder data fileatthebook’swebsite,usethevariable murder, whichisthe murderrate(per100,000population)foreachstateintheU.S.in2017accordingtothe FBI UniformCrimeReports.Atfirst,donotusetheobservationforD.C.(DC). Using software:

(a) Findthemeanandstandarddeviationandinterprettheirvalues.

(b) Findthefive-numbersummary,andconstructthecorrespondingboxplot.Inter-

pret.

(c) NowincludetheobservationforD.C.Whatisaffectedmorebythisoutlier:The mean orthemedian?Therangeortheinter-quartilerange?

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