The Flynn effect in South Africa - CORA - University College Cork
The Flynn effect in South Africa - CORA - University College Cork
The Flynn effect in South Africa - CORA - University College Cork
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Table 9 Comparable White groups tak<strong>in</strong>g the same test with several years <strong>in</strong> between by test battery (subtest level)<br />
Test Year born Year sample Gap VIQ NV IQ Vgpd NVgpd<br />
NSAGT Senior (1951-<br />
1956) 1953 (Verster &<br />
Pr<strong>in</strong>sloo <strong>in</strong> Irv<strong>in</strong>e &<br />
Berry, 1988)<br />
NSAGT Junior (1951-<br />
1956) 1953 (van Eeden &<br />
Visser, 1992)<br />
NSAGT Intermediate<br />
(1951-1956) 1953 (van<br />
Eeden & Visser, 1992)<br />
NSAGT Senior (1951-<br />
1956) 1953 (van Eeden &<br />
Visser, 1992)<br />
NSAGT Senior (1951-<br />
1956) 1953 (Claassen,<br />
1983)<br />
1952 1965 12 years 102.17 104.52 1.82 3.76<br />
1971-1980 1987 34 years 104.85 107.75 1.42 2.27<br />
1971-1980 1987 34 years 106.19 110.62 1.82 3.12<br />
1971-1980 1987 34 years 102.6 107.54 0.76 2.21<br />
1968 1981 28 years 96.76 100.07 -1.15 -<br />
26