Mh Volume 4

Mh Volume 4

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1920 edition. Excerpt: ...and eighteen years. A highly specialized ability thus distorts the picture that the final score gives. If we used age-level tests alone and made inferences only from those, our social treatment in this case would in all likelihood be a failure. (b) Cases in which the L Q. is unreliable because too low. An instance of this kind is the case of a boy of fourteen and one-half whose I. Q.--80--would classify him as being subnormal or dull normal. But on many tests--arithmetic, motor control, visualizing powers, apperceptions, and particularly in working with concrete material--he made good records. On some of these his performance was far above the normal for his age or school grade. His particular disability was concerned with language; although he was born in this country and attended the public schools, he had much difficulty with both the use and the comprehension of language. In the light of all the tests that he passed so well, many of them being of much social importance, we were convinced that his proper classification should be normal, of at least fair ability. (c) Cases in which the I. Q. does not reveal the significant features of mental ability. Irregularities in performance are sometimes the outstanding fact of a mental examination; this may itself be due to any one of several different causes, such as physical conditions--epilepsy notably--or to prolonged indulgence in debilitating habits, or to some sensory defect. The irregularity may or may not be indicated on the age scale; in case it is, the extent cannot be determined without supplementary tests. Thus, a boy of fourteen, just entering high school, was seen as a vocational and educational problem, the question on the part of a relief agency being whether his abilities...show more

Product details

  • Paperback | 378 pages
  • 189 x 246 x 20mm | 671g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236873823
  • 9781236873828