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AtthetimeshewashiredasaserverattheGrumneyFamilyRestaurant,BethBrigdenwastold,Youcanaverage$80adayintips.Assumethepopulationofdailytipsisnormallydistributedwithastandarddeviationof$9.95.Overthefirst35daysshewasemployedattherestaurant,themeandailyamountofhertipswas$84.85.Atthe.01significancelevel,canMs.Brigdenconcludethatherdailytipsaveragemorethan$80?
- AtthetimeshewashiredasaserverattheGrumneyFamilyRestaurant,BethBrigdenwastold,"Youcanaverage$80adayintips."Assumethepopulationofdailytipsisnormallydistributedwithastandarddeviationof$9.95.Overthefirst35daysshewasemployedattherestaurant,themeandailyamountofhertipswas$84.85.Atthe.01significancelevel,canMs.Brigdenconcludethatherdailytipsaveragemorethan$80?
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Algebra And Trigonometry Enhanced With Graphing Utilities (Subscription)
Authors: Michael, Michael Sullivan III, Michael III Sullivan, Michael Sullivan 111, III Sullivan
6th Edition
