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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

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