scottish mental survey 1932
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Scottish Mental Survey 1932. Deary et al. (2004) Journal of Personality and Social Psychology , 86 , 130-147. Scottish Mental Survey of 1932. June 1st 1932: almost all Scottish children born in 1921 N = 87,498 Scottish Council for Research in Education - PowerPoint PPT PresentationTRANSCRIPT
Scottish Mental Survey 1932
Deary et al. (2004) Journal of Personality and Social Psychology, 86, 130-147.
Scottish Mental Survey of 1932
• June 1st 1932: almost all Scottish children born in 1921
• N = 87,498
• Scottish Council for Research in Education
• Godfrey Thomson’s Moray House Test No. 12
• IQ-type: verbal, spatial, numerical, abstract
Deary et al. (2004) Journal of Personality and Social Psychology, 86, 130-147.
Health and intelligence(Schacter pp. 347-348)
• Mortality
• Illness
• Health
• Health behaviours
Whalley & Deary (2001) British Medical Journal, 322 (7 April), 1-5.Deary (2008) Nature, 456, 175-176.
Whalley & Deary (2001) British Medical Journal, 322 (7 April), 1-5.
Whalley & Deary (2001) British Medical Journal, 322 (7 April), 1-5.
Intelligence: Stability and development
• Children
– IQ at ages 6 and 18, r = .77
– IQ at ages 12 and 18, r = .89
• Adults (Concordia study)
– World War II veterans tested 40 years on
– Verbal IQ factor at ages 25 and 65, r = .93
– Non-verbal IQ at ages 25 and 65, r = .64
• Children to adults (Scottish Mental Survey)…
Scottish Mental Survey of 1932
• June 1st 1932: almost all Scottish children born in 1921
• N = 87,498
• Scottish Council for Research in Education
• Godfrey Thomson’s Moray House Test No. 12
• IQ-type: verbal, spatial, numerical, abstract
• Traced and re-tested 550 in Edinburgh as Lothian Birth Cohort 1921
Deary et al. (2004) Journal of Personality and Social Psychology, 86, 130-147.
Scottish Mental Survey 1932
Deary et al. (2004) Journal of Personality and Social Psychology, 86, 130-147.
Deary et al. (2004) Journal of Personality and Social Psychology, 86, 130-147.
Age 11Moray House
Test
Age 79Moray House
Testcorrelation = .66(N = 485)
MHT IQ age 11 years
40 60 80 100 120 140
MH
T I
Q a
ge
80 y
ears
40
60
80
100
120
140
Deary et al. (2004) Journal of Personality and Social Psychology, 86, 130-147.
MHT IQ age 11 years
40 60 80 100 120 140
MH
T I
Q a
ge
80 y
ears
40
60
80
100
120
140
Deary et al. (2004) Journal of Personality and Social Psychology, 86, 130-147.
Sex differences in intelligence?
Scottish Mental Survey 1932
Average IQ
Boys
(40,033)
Girls
(39,343)
100.5 100.6
Deary et al. (2003). Intelligence, 31, 533-542.
Read up on group differences section in Schacter book, pp. 360-362.
IQ
60 80 100 120 140
%
40
45
50
55
60 GirlsBoys
Deary et al. (2003). Intelligence, 31, 533-542.
IQ
60 80 100 120 140
%
40
45
50
55
60 GirlsBoys
Deary et al. (2003). Intelligence, 31, 533-542.
IQ
60 80 100 120 140
%
40
45
50
55
60 GirlsBoys
Deary et al. (2003). Intelligence, 31, 533-542.
IQ
60 80 100 120 140
%
40
45
50
55
60 GirlsBoys
Deary et al. (2003). Intelligence, 31, 533-542.
IQ
60 80 100 120 140
%
40
45
50
55
60 GirlsBoys
Deary et al. (2003). Intelligence, 31, 533-542.