Test Bank for Statistics: A Tool for Social Research and Data Analysis, 11th Edition – Healey good for Anova Regression and Correlation

, Filell:llChll07,llChapterll7llTestllBank
NumbersllOfllQuestionsll:ll85


True/False

1. Savinglltimellandllmoneyllarellreasonslltolltakellallsamplellratherllthanlldollallcensus.

Ans:llTrue
Response:llSeellsectionll7.1llSamplingll
Difficulty:llEasy
LearningllObjective:ll7.1:llContrastllsamplinglltollcensusllandlldifferentiatellamonglldifferentllmethodsll
ofllsampling,llwhichllincludellsimple,llstratified,llsystematic,llandllclusterllrandomllsampling;llandllcon
venience,lljudgment,llquota,llandllsnowballllnonrandomllsampling,llbyllassessingllthelladvantagesllass
ociatedllwithlleach.

2. Inllsomellsituations,llsamplingllmayllbellthellonlylloptionllbecausellthellpopulationllisllinaccessible.

Ans:llTrue
Response:llSeellsectionll7.1llSamplingll
Difficulty:llEasy
LearningllObjective:ll7.1:llContrastllsamplinglltollcensusllandlldifferentiatellamonglldifferentllmethodsll
ofllsampling,llwhichllincludellsimple,llstratified,llsystematic,llandllclusterllrandomllsampling;llandllcon
venience,lljudgment,llquota,llandllsnowballllnonrandomllsampling,llbyllassessingllthelladvantagesllass
ociatedllwithlleach.



3. Allpopulationlllist,llmap,lldirectory,llorllotherllsourcellusedlltollrepresentllthellpopulationllfromllwhich
llallsamplellislltakenllisllcalledllthellcensus.



Ans:llFalse
Response:llSeellsectionll7.1llSamplingll
Difficulty:llMedium
LearningllObjective:ll7.1:llContrastllsamplinglltollcensusllandlldifferentiatellamonglldifferentllmethodsll
ofllsampling,llwhichllincludellsimple,llstratified,llsystematic,llandllclusterllrandomllsampling;llandllcon
venience,lljudgment,llquota,llandllsnowballllnonrandomllsampling,llbyllassessingllthelladvantagesllass
ociatedllwithlleach.



4. Inllallrandomllsamplinglltechnique,lleveryllunitllofllthellpopulationllhasllallrandomlyllvaryingllchance
llorllprobabilityllofllbeingllincludedllinllthellsample.

, Ans:llFalse
Response:llSeellsectionll7.1llSamplingll
Difficulty:llMedium
LearningllObjective:ll7.1:llContrastllsamplinglltollcensusllandlldifferentiatellamonglldifferentllmethodsll
ofllsampling,llwhichllincludellsimple,llstratified,llsystematic,llandllclusterllrandomllsampling;llandllcon
venience,lljudgment,llquota,llandllsnowballllnonrandomllsampling,llbyllassessingllthelladvantagesllass
ociatedllwithlleach.



5. Clusterll(orllarea)llsamplingllisllalltypellofllrandomllsamplinglltechnique.

Ans:llTrue
Response:llSeellsectionll7.1llSamplingll
Difficulty:llMedium
LearningllObjective:ll7.1:llContrastllsamplinglltollcensusllandlldifferentiatellamonglldifferentllmethodsll
ofllsampling,llwhichllincludellsimple,llstratified,llsystematic,llandllclusterllrandomllsampling;llandllcon
venience,lljudgment,llquota,llandllsnowballllnonrandomllsampling,llbyllassessingllthelladvantagesllass
ociatedllwithlleach.



6. Systematicllsamplingllisllalltypellofllnonrandomllsamplinglltechnique.

Ans:llFalse
Response:llSeellsectionll7.1llSamplingll
Difficulty:llMedium
LearningllObjective:ll7.1:llContrastllsamplinglltollcensusllandlldifferentiatellamonglldifferentllmethodsll
ofllsampling,llwhichllincludellsimple,llstratified,llsystematic,llandllclusterllrandomllsampling;llandllcon
venience,lljudgment,llquota,llandllsnowballllnonrandomllsampling,llbyllassessingllthelladvantagesllass
ociatedllwithlleach.



7. Allmajorlllimitationllofllnonrandomllsamplesllisllthatlltheyllarellnotllappropriatellforllmostllstatistical
llmethods.



Ans:llTrue
Response:llSeellsectionll7.1llSamplingll
Difficulty:llMedium
LearningllObjective:ll7.1:llContrastllsamplinglltollcensusllandlldifferentiatellamonglldifferentllmethodsll
ofllsampling,llwhichllincludellsimple,llstratified,llsystematic,llandllclusterllrandomllsampling;llandllcon
venience,lljudgment,llquota,llandllsnowballllnonrandomllsampling,llbyllassessingllthelladvantagesllass
ociatedllwithlleach.

, 8. Thelldirectoryllorllmapllfromllwhichllallsamplellislltakenllisllcalledllthellframe.

Ans:llTrue
Response:llSeellsectionll7.1llSamplingll
Difficulty:llMedium
LearningllObjective:ll7.1:llContrastllsamplinglltollcensusllandlldifferentiatellamonglldifferentllmethodsll
ofllsampling,llwhichllincludellsimple,llstratified,llsystematic,llandllclusterllrandomllsampling;llandllcon
venience,lljudgment,llquota,llandllsnowballllnonrandomllsampling,llbyllassessingllthelladvantagesllass
ociatedllwithlleach.



9. Thelltwollmajorllcategoriesllofllsamplingllmethodsllarellproportionatellandlldisproportionatel
lsampling.



Ans:llFalse
Response:llSeellsectionll7.1llSamplingll
Difficulty:llEasy
LearningllObjective:ll7.1:llContrastllsamplinglltollcensusllandlldifferentiatellamonglldifferentllmethodsll
ofllsampling,llwhichllincludellsimple,llstratified,llsystematic,llandllclusterllrandomllsampling;llandllcon
venience,lljudgment,llquota,llandllsnowballllnonrandomllsampling,llbyllassessingllthelladvantagesllass
ociatedllwithlleach.



10. Iflleveryllunitllofllthellpopulationllhasllthellsamellprobabilityllofllbeingllselectedlltollthellsample,llthen
llthellresearcherllisllprobablyllconductingllrandomllsampling.



Ans:llTrue
Response:llSeellsectionll7.1llSamplingll
Difficulty:llMedium
LearningllObjective:ll7.1:llContrastllsamplinglltollcensusllandlldifferentiatellamonglldifferentllmethodsll
ofllsampling,llwhichllincludellsimple,llstratified,llsystematic,llandllclusterllrandomllsampling;llandllcon
venience,lljudgment,llquota,llandllsnowballllnonrandomllsampling,llbyllassessingllthelladvantagesllass
ociatedllwithlleach.



11. Withllclusterllsampling,lltherellisllhomogeneityllwithinllallsubgroupllorllstratum.

Ans:llFalse
Response:llSeellsectionll7.1llSamplingll
Difficulty:llMedium