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bmal 590 week 5 exam with correct answers
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bmal 590 week 5 exam with correctanswers
inferential iistatistics ii- iiAnswers ii-You iitake iia iirandom iisample iiof ii100 iistudents iiat iiyour
iiuniversity iiand iifind iithat iitheir iiaverage iiGPA iiis ii3.. iiIf iiyou iiuse iithis iiinformation iito
iihelp iiyou iiestimate iithe iiaverage iiGPA iifor iiall iistudents iiat iiyour iiUniversity iithen iiyou
iiare iidoing iiwhat iibranch iiof iiStatistics?
Sample ii- iiAnswers ii-A iicompany iihas iideveloped iia iinew iicomputer iisound iicard iiwhose
iiaverage iilifetime iiis iiunknown, ii200 iisound iicards iiare iirandomly iiselected iifrom iia iilarge
iiproduction iiline iiand iitested; iitheir iiaverage iilifetime iiis iifound iito iibe ii5 iiyears. iiThe ii200
iisounds iicards iirepresent iia
Statistic ii- iiAnswers ii-A iicompany iihas iideveloped iia iinew iicomputer iisound iicard iiwhose
iiaverage iilifetime iiis iiunknown. iiIn iiorder iito iiestimate iithe iiaverage, ii200 iisound iicards
iiare iirandomly iiselected iifrom iia iilarge iiproduction iiline iiand iitested ii; iitheir iiaverage
iilifetime iiis iifound iito iibe ii5 iiyears. iiThe ii5 iiyears iirepresents iia
Parameter ii- iiAnswers ii-A iisummary iimeasure iithat iiis iicomputed iifrom iia iipopulation iiis
iicalled iia
A iisignificance iilevel ii- iiAnswers ii-Which iiof iithe iifollowing iiis iia iimeasure iiof iithe
iireliability iiof iia iistatistical iiinference?
doing iiinferential iistatistics. ii- iiAnswers ii-The iiProcess iiof iiusing iisample iistatistics iito
iidraw iiconclusions iiabout iipopulation iiparameters iiis iicalled
All iiregistered iivoters iiin iithe iistate iiof iiMichigan ii- iiAnswers ii-Which iiof iithe iifollowing
iirepresents iia iipopulation, iias iiopposed iito iia iisample?
the ii500 iiadult iipine iitrees iiselected iiat iirandom iiselected iiat iirandom iifrom iithis iiforest. ii-
iiAnswers ii-A iistudy iiin iiunderway iito iidetermine iithe iiaverage iiheight iiof iiall ii32000 iiadult
iipines iitrees iiin iia iicertain iinational iiforest. iiThe iiheights iiof ii500 iirandomly iiselected
iiadult iipine iitree iiare iimeasured iiand iianalyzed. iiThe iisample iithis iistudy iiis
the iiproportion iiof iitimes iia iiconclusion iiabout iia iipopulation iiwill iibe iiwrong iiin iithe iilong
iirun ii- iiAnswers ii-The iisignificance iilevel iiof iistatistical iiinference iimeasures
the iiproportion iiof iitimes iian iiestimation iiprocedure iiwill iibe iicorrect iiin iithe iilong iirun ii-
iiAnswers ii-The iiconfidence iilevel iiof iia iistatistical iiinference iimeasures
, A iisurvey ii- iiAnswers ii-A iimarketing iiresearch iifirm iiselects iia iirandom iisample iiof iiadults
iiand iiasks iithem iia iilist iiof iiquestions iiregarding iitheir iibeverage iipreferences. iiWhat
iitype iiof iidata iicollection iiis iiinvolved iihere ii?
All iiof iithese iichoices iiare iitrue ii- iiAnswers ii-Which iiof iithe iifollowing iistatements iiis iitrue
iiregarding iithe iidesign iiof iia iigood iisurvey ii?
Direct iiobservation ii- iiAnswers ii-Which iimethod iiof iidata iicollection iiis iiinvolved iiwhen iia
iiresearcher iicounts iiand iirecords iithe iinumber iiof iistudents iiwearing iibackpacks iion
iicampus iion iia iigiven iiday ii?
Sampling iierror ii- iiAnswers ii-The iidifference iibetween iia iisample iimean iiand iithe
iipopulation iimean iiis iicalled
Stratified iirandom iisample ii- iiAnswers ii-The iimanager iiof iithe iicustomer iiservice iidivision
iiof iia iimajor iiconsumer iielectronics iicompany iiis iiinterested iiin iidetermine iiwhether iithe
iicustomers iiwho iihave iipurchased iia iivideocassette iirecorder iiover iithe iipast ii12 iimonths
iiare iisatisfied iiwith iitheir iiproducts. iiIf iithere iiare iifour iidifferent iibrands iiof iivideocassette
iirecorders iimade iiby iithe iicompany, iithe iibest iisampling iistrategy iiwould iibe iito iiuse iia
Simple iirandom iisample ii- iiAnswers ii-When iievery iipossible iisample iiwith iithe iisame
iinumber iiof iiobservations iiis iiequally iilikely iito iibe iichosen, iithe iiresult iiis iicalled iia
Self iiselected iiSamples ii- iiAnswers ii-Which iiof iithe iifollowing iitypes iiof iisamples iiis
iialmost iialways iibiased?
all iiof iithese iianswers iiare iicorrect ii- iiAnswers ii-Which iiof iithe iifollowing iiis iian iiexample
iiof iia iinon iisampling iierror
All iiof iithese iianswers iiare iitrue ii- iiAnswers ii-Which iiof iithe iifollowing iisituations iilends
iiitself iito iicluster iisamples ii?
Taking iia iirandom iisample iifrom iia iipopulation iiinstead iistudying iithe iientire iipopulation.
ii- iiAnswers ii-Which iiof iithe iifollowing iicauses iia iisampling iierror?
Some iimembers iiof iithe iitarget iipopulation iiare iiexcluded iifrom iipossible iiselection iifor
iithe iisample. ii- iiAnswers ii-Which iiof iithe iifollowing iidescribes iiselection iibias ii?
Classical iiapproach ii- iiAnswers ii-An iiapproach iito iiassigning iiprobabilities iiwhich
iiassumes iithat iiall iioutcomes iiof iithe iiexperiment iiare iiequally iilikely iiis iireferred iito iias
iithe
Sample iispace ii- iiAnswers ii-The iicollection iiof iiall iipossible iioutcomes iiof iian iiexperiment
iiis iicalled
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