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LS15 MIDTERM - UCLA Phelan Exam Questions with 100% Correct Answers Verified Updated 2024.
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LS15 MIDTERM - UCLA Phelan Exam Questions with 100% Correct Answers Verified Updated 2024.
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LS15 bMIDTERM b- bUCLA bPhelan bExam bQuestions bwith b100%bCorrect bAnswers bVerified b bUpdated b2024
1. bScientific bthinking, bwhat bis bit bfor? band bbe bable bto buse bit b- bAnswer b- b b b
scientific bthinking b- bAnswer b- b b b- bempirical b(based bon bobservations band bexperiences bnot bsolely
blogic)
- bself bcorrecting
- bobservation
- bhypotheses b
- bpredictions
- bexperiments
- bconclusions b(modify bhypotheses, band bcontinue bthe bprocess)
scientific bmethod b- bAnswer b- b b b- borganized
- bempirical
- bmethodical
- bstructured bway bof bfinding binformation babout bobservable bevents bin bnature
- blets bus breject bhypotheses babout bhow bthe bworld bworks
steps bof bthe bscientific bmethod b- bAnswer b- b b b1. bmake bobservations
2. bformulate bhypotheses b- bis bit btestable? brefutable?
3. bmake ba bprediction
4. bconduct ban bexperiment b- bcontrol ball bvariables bBUT bone, brandomized, bdouble bblind
,5. banalyze bresults, bdraw ba bconclusion b(if bevidence bdisproves bhypothesis, bconstruct ba bnew
bhypothesis)
6. breport bresults
is bthe bscientific bmethod bflexible? b- bAnswer b- b b byes! bit bdoesn't bhave bto bbe bstep bby bstep
what bdoes ba b"critical bexperiment" bdo b- bAnswer b- b b bput ba bhypothesis bto bthe btest, bthe bresults
bcan bdecisively bdetermine bwhether ba bhypothesis bis bcorrect
class bexamples bof bscientific bmethod b- bAnswer b- b b b- bdoes bit brain bmore bon bweekends?
- breal bvs bartificial bvanilla
- b"maze bbright" bvs b"maze bdull" brats
class bexample: bdoes bit brain bmore bon bweekends? b- bAnswer b- b b b- bfind baverage bMonday band
bSaturday brainfall; brains b22% bmore bon bSaturdays
- bhypothesis: bparticular bmatter bfrom bcar bexhaust bbuilds bup bduring bthe bweek bleading bto bcloud
bformation band bthen brain bon bthe bweekends
- bexperiment: bcollect bdata bfrom bsomewhere bwith bno bcars b(ocean)
- bresults: bthere bis bequal brainfall bon beach bday bin bthe bocean, bPROVING bthat bcar bexhaust baffects
bthe btrend bof bmore brain bon bweekends
class bexample: breal bvs bartificial bvanilla bin bchocolate bchip bcookies b- bAnswer b- b b b- bPhelan bbaked
bbatches bof bcookies bwith breal bvanilla band bwith bartificial bvanilla
- basked bwife bwhich bone btasted bbetter
- bconcluded bthat bthere bwas bno bdifference bin btaste bbetween bthe btypes bof bvanilla bused
class bexample: bis bmaze brunning bgenetic bin bmice? b- bAnswer b- b b b- bhave b"maze bdull" band b"maze
bbright" bmice
, - bwith beach bgeneration, btest ball bmice bfor bmaze blearning bability band bbreed bonly bthe btop b20%
band bbottom b20%
- bobserve bnew bgenerations
- bconclusion: bover btime, bthe bextremes bgot bmore band bmore bexaggerated b
- bmaze brunning bis bnot bgenetic bbut bthe ballele bfor bfear bis bin bmice; bless bfear b= bsolve bmaze
bquicker, bmore bfear b= bsolve bmaze bslower
how bto bincrease bexperiment's bpower b- bAnswer b- b b b- brandomize bsubjects
- bcontrol byour bstudy
- buse ba bdouble-blind bdesign
R.C.D. b- brat's bcause bdiseases
what bis bthe bcost-benefit banalysis bof bhaving ba bmore bcontrolled bexperiment? b- bAnswer b- b b bit's ba
bpoorer bmodel bof bthe bsituation bof binterest
2. bHow bdoes ba bhypothesis bdiffer bfrom ba btheory bor bprediction? b- bAnswer b- b b b- ba bprediction
bonly boffers ba bguess bof bwhat bwill bhappen bin bthe bfuture
- ba btheory bis ba bwidely baccepted bidea bthat bhas bserious bevidence bbehind bit, bbacking bit bup; bex:
btheory bof bevolution
- ba bhypothesis bis ba bproposed bexplanation bfor bobserved bphenomena b
- ba bhypothesis bmust bgenerate btestable bpredictions
- btheories bare bgenerally bbroader bthan bhypotheses
null bhypothesis b- bAnswer b- b b b- ba bhypothesis bthat bstates ba black bof brelationship bbetween b2
bfactors
- beasy bto bdisprove
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