Large majorities of delinquent and reformatory girls tested with the Binet scale were classified feeble-minded¶

Claim · All claims
Evidence · 1 study (2 entries) · review r? · q2
Currency · newest study 1914 · not yet checked against its sources · not reviewed by a person

Subclaims¶

q2 i? The review reports, citing Goddard and Hill's 1911 study, that out of fifty-six reformatory girls on probation, fifty-two were found to be feeble-minded. → Kohs 1914 q2 i? The review reports, citing Morrow and Bridgman's 1912 study, that forty out of sixty delinquent girls tested were found to be feeble-minded. → Kohs 1914 (2)

Evidence¶

Kohs 1914¶

Kohs, S. C. (1914). The Binet-Simon Measuring Scale for Intelligence: An Annotated Bibliography. Part II. The Journal of Educational Psychology. https://www.google.com/search?q=%22Binet-Simon+Measuring+Scale+for+Intelligence%22+Kohs+annotated+bibliography

q2 · i? · review · r?

The review attributes to Goddard and Hill's 1911 Training School article the finding that of 'fifty-six reformatory girls on probation, fifty-two were found to be feeble-minded'; no effect sizes are printed.

"Out of fifty-six reformatory girls on probation, fifty-two were found to be feeble-minded."

Kohs 1914 (2)¶

Kohs, S. C. (1914). The Binet-Simon Measuring Scale for Intelligence: An Annotated Bibliography. Part II. The Journal of Educational Psychology. https://www.google.com/search?q=%22Binet-Simon+Measuring+Scale+for+Intelligence%22+Kohs+annotated+bibliography

q2 · i? · review · r?

The review attributes to Morrow and Bridgman's 1912 Training School article the testing of delinquent girls with the Binet scale, in which 'Forty out of sixty girls were found to be feeble-minded'; no statistics are printed.

"Forty out of sixty girls were found to be feeble-minded."

Discussion¶

Related Claims¶

• Binet testing of one hundred juvenile court cases classified sixty-six per cent as feeble-minded — related
• Goddard's Binet results indicated fifteen thousand feeble-minded children in the New York City public schools — related
• In Wallin's St. Louis psycho-educational clinic, of 430 referred cases, 25.9% of 320 boys and 40% of 110 girls were found feeble-minded, with almost twice as many backward and retarded as feeble-minded. — related
• The year scale and the point scale yield disparate results and differ in diagnostic accuracy for delinquent populations, per Haines's studies — related
• Low intelligence test scores alone cannot account for delinquency, since many non-delinquent adolescents show no more intelligence, per Haines — related