Theory of intelligence thurstone

It discuss about Louis Leon Thurstone, what is intelligence.Tests of Primary Mental Abilities, THURSTONE’S GROUP FACTOR THEORY�or THEORY OF PRIMARY MENTAL ABILITES, SEVEN + TWO NEW FACTORS with simple examples and educational implications

1. THEORY OF INTELLIGENCE -THURSTONE
DR. C. BEULAH JAYARANI
M.Sc., M.A, M.Ed, M.Phil(Edn), M.Phil(ZOO), NET, Ph.D(Edn)
ASST. PROFESSOR,
LOYOLA COLLEGE OF EDUCATION, CHENNAI -34

2. LOUIS LEON THURSTONE
•Born:29May1887(Chicago)
•Died:30September1955
•MechanicalengineeringfromCornellUniversity
•ThomasEdisonLabassistant
•Instructorofgeometryanddrafting-Universityof
Minnesota
•Psychology–UniversityofChicago
•L.L.ThurstonePsychometricLaboratory atthe
UniversityofNorthCarolina
•GroupFactorTheoryorTheoryofPrimaryMental
abilities
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3. WHAT IS INTELLIGENCE?
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4. INTELLIGENCEisthe
abilitytoacquireand
applyknowledgeand
skills.
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5. TESTSOFPRImARYmENTALAbILITIES
Toinvestigate-“general”intelligence.
Administeredtoalargegroupofchildren,andcorrelationswere
computedbetweenscoresonthevarioustests.
Therewerepositivecorrelationsamongallthetests,withsome
morehighlycorrelatedthanothers.
Thurstoneconcludedthat intelligenceconsistsofbothgeneral
abilityandanumberof specificabilities.
Thurstoneidentifiedtheaboveabilitiesaftercreatingasetof 56
tests.
Administeredthistestsetto 240collegestudentsandfromthe
resultsanalysis,ThurstonedevelopedthePrimaryMentalAbilities
theory.
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6. THURSTONE’S GROUP FACTOR THEORY
OR THEORY OF PRImARY mENTAL AbILITES
•Groupfactortheory–1937
•Intelligenceisaclusterofabilities/operations.
•SevenPrimaryFactorsorPrimaryMentalAbilitiesinhuman
intelligenceandlateronaddedtwomore.
PRIMARY
FACTORS
MENTAL
ABILTIES
FIRST
GROUP
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7. SEVEN + TWO NEW FACTORS
1. Verbal
comprehension
4. Perceptual
speed
4. Perceptual
speed
7. Memory
2. Verbal fluency
3. Numerical
5. Inductive
reasoning
6. Spatial
visualization
8. Deductive
Reasoning
9. Problem
solving ability
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8. 1. VERbAL COmPREHENSION FACTOR
•Thisfactor
involvesa
person’sability
tounderstand
verbalmaterial.
•Itismeasuredby
testssuchas
vocabularyand
reading
comprehension.
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9. 2. VERbAL FLUENCY FACTOR
•Thisabilityisinvolved
inrapidlyproducing
words,sentences,and
otherverbalmaterial.
•Itismeasuredbytests
suchasonethat
requirestheexaminee
toproduceasmany
wordsaspossible
beginningwitha
particularletterina
shortamountoftime.
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10. 3. NUmERICAL FACTOR
•Thisabilityisinvolvedin
rapid arithmetic
computationandin
solvingsimplearithmetic
wordproblems.
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11. 4. PERCEPTUAL SPEEd FACTOR
•Thisabilityisinvolvedin
proofreadingandinrapid
recognitionoflettersand
numbers.
•Itismeasuredbytestssuch
asthoserequiringthe
crossingoutofAsinalong
stringoflettersorintests
requiringrecognitionof
whichofseveralpicturesat
therightisidenticaltothe
pictureattheleft.
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12. 5. INdUCTIVE REASONING FACTOR
•Thisabilityrequires
generalization—reasoning
fromthespecifictothe
general.
•Itismeasuredbytests,such
asletterseries,numberseries,
andwordclassifications,in
whichtheexamineemust
indicatewhichofseveral
wordsdoesnotbelongwith
theothers.
S,M,T,_,T,F,_
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13. 6. SPATIAL VISUALIzATION FACTOR
•Thisabilityisinvolvedin
visualizingshapes,
rotationsofobjects,and
howpiecesofapuzzlefit
together.
•Anexampleofatest
wouldbethepresentation
ofageometricform
followedbyseveralother
geometricforms.
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14. 7. mEmORY FACTOR
•Itmeanstheabilityto
recallandassociate
previouslylearned
itemseffectivelyor
memorizequickly.
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15. 8. dEdUCTIVE REASONING
•Ability to use the generalized
results correctly
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16. 9. PRObLEm SOLVING AbILITY FACTOR
•Ability to solve problem
independently.
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17. EdUCATIONAL SIGNIFICANCE ANd ImPLICATIONS
Thurstoncontributedgreatlytothemeasurementofattitudes–
“Thurstonscale.”
Thurston’stheoryofintelligencewasamajorinfluenceonlater
theoriesofmultipleintelligencesofGuilford,Gardner,and
Sternberg.
Thurstonhasbeennotedfordevelopinga comparativejudgment
scalingtechnique-basicresearch.
Thurstonheldthatiftheindividualwantstoperformany
particularactivity,oneormoreofthese factorsorabilitiesare
involved.Someofthemaremoreimportantthanothers.
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18. KNOWLEdGE IS HAVING THE RIGHT ANSWER
ANd
INTELLIGENCE IS HAVING THE RIGHT QUESTION
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19. REFERENCES
TN TEXT BOOK
NCERT READER
DISCOVERY
WIKIPEDIA
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