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PSYC 300 Final Exam 1

 Fall 2019.

 Attempt Score: 180/180.

Part1of1- 180.0/ 180.0Points

Question 1 of 24

PollyPetuniaisChiefHorticulturalistfortheSouthwestregion,encompassingArizona,NewMexico,4.0/4.0Points

andTexas. Shewants tosurveyamateur gardeners inherregion todeterminewhat,if any,water conservation

practices theyemploy intheirhomegardening.Pollysendsher surveyto150randomly selectedgardeners ineach

state. Polly is using:

A. purposive sampling.

B. proportional stratifiedsampling.

C. systematic sampling.

D. stratified random sampling.

Answer Key: D

Question 2 of 24

DannyDrivewants toknowtherelationshipbetweenintrinsicmotivationandcoursegradeamong 4.0/ 4.0 Points

mathstudents.Hecontactsalocalprofessorwhoteachesseveralgeneraleducationmathclassesandasksabout

the possibility of gathering data in her classes. Danny is using:

A. simple randomsampling.

B. cluster sampling.

C. convenience sampling.

D. systematic sampling.

Answer Key: C

Question 3 of 24

Statistical hypothesis testing involves testing the: 4.0/ 4.0 Points

2/10

A. research hypothesis

B. probability level

C. significant level

D. null hypothesis

Answer Key: D

Question 4 of 24

“Therewillbedifferencesindegreeofmoodelevationseenindepressedclientsafterreceiving

either cognitive-behavioral or psychoanalytic therapy.”

4.0/ 4.0 Points

A. dependent variable.

B. independentvariable.

C. confoundingvariable.

D. constant.

Answer Key: A

Question 5 of 24

“Therewillbedifferencesindegreeofmoodelevationseenindepressedclientsafterreceiving

either cognitive-behavioral or psychoanalytic therapy.”

4.0/ 4.0 Points

Duringatestofthishypothesis,itwasdiscoveredthatsomeoftheparticipantslivedwithfamilymembersand

otherslivedalone.Thisvariable,livingsituation,isa/an .

A. independent variable.

B. dependent variable.

C. constant.

D. confounding variable.

Answer Key: D

Question 6 of 24

Dr.DowJoneswants toknowwhetheraproblem-based approach toteachingeconomicswillresult 4.0/4.0Points

inhigheracademicperformancethanhistraditionalmethod.OfthesixsectionsofEconomics101athisuniversity,

Dr.Jonesrandomlyassignsthreesectionstothetraditionalmethodandthreesectionstotheproblem-based

method.Atthe end ofthe semester,all students complete the samefinal exam.In thisdesign, students studying

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under the traditional method constitute the:

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