
The intelligence test developed by Binet encountered problems and preferred to be an ineffective test for different age groups. It is develoiped by David Wechsler (1896-1981). The Wechsler intelligence scale is an intelligence test designed to test the intelligence of various age groups.
However there is no version of the Weschler Scales for visually impaired people. The most popular cognitive tests are the Weschler Scales, that have a Verbal section and a Performance section for culture free abilities. Test instruments that measure intellectual functioning are essential to provide adequate assessment and management in clinical setting, and also in orientation and rehabilitation.
In order to measure cognitive functioning in the blinds, Vander Kolk (1977) used Weschler Adult Intelligence Scale Verbal subtests, and recently Tobin and colleagues (2010) administered to a sample of 85 children and adults with retinoblastoma only verbal intelligence tests. 25 , 27-28 Wechsler Intelligence Scale for Children , earlier versions , 31-33. See also Children , neuropsychological testing of Developmental. Development of the WISCIV Spanish is in keeping with the Joint Committee on Standards. How to Perform a Breusch Pagan Test in PythonA Spanish version of the Wechsler Intelligence Scale for ChildrenFourth Edition (WISCIV) was released (Wechsler, 2005), which was designed for use in the United States and Puerto Rico with Spanish-speaking children ages 6 years to 16 years 11 months.
In Haptic Category Learning the examinee is asked to feel stimuli and asked to tell what number between one and four the item represents. There are five subtest that measure performance skills. Ten subtests are usually used, measuring different aspects of the childNelson, Dias, and Joyce (2002) standardized the Cognitive Test for the Blind that assesses verbal and nonverbal domains. Other tests measuring performance skills without requiring vision, such as the D48 (Pichot, 1968) and Ravens Tactual Progressive Matrices ( Rich, Anderson, 1965), have no long been distributed.The most popular test is the Wechsler Intelligence Scale for Children Revised Form (WISC-R) (Wechsler 1992 ),which covers an age range from 6 to 16 years. As the premier test for cognitive abilities in school, health, and private settings, it provides a comprehensive measure of learning strengths.
The examinee has to remember the textures when presented with an equal number of distractor items. In Haptic Memory Recognition various textures mounted on formica tiles are presented and tactually examined, then removed. He is asked to indicate whether he has felt them before.
The first category consists of items in which the child is required to identify which of six test elements was different. The test items are embossed on Braille paper and regarded as falling into six categories. Standardized upon 961 educationally blind children, it has high reliability and validity. The CBT is appropriated for use with people four- teen years of age and older, but not with children.Newland (1979) developed the Blind Learning Aptitude Test for visually impaired children. Finally in Spatial Analysis the examinee matches shapes and assembles patterns or configurations using wooden shapes and tactile frame for reference. The examinee then must recreate the pattern from memory.
There are three stimulus elements and the child is asked to identify the element among six possible response elements which completes the relationship. A fourth category is made up of items which involved a relationship. He is then asked to examine six possible response elements and to designate the one of them which should come next in the series of stimulus elements. A third category is a “What comes next?” type in which the child is presented with three stimulus elements representing some kind of progression.
Wechsler Intelligence Test For Children Professional Groups Who
The conclusions of the conference were the following. The project procedure was that research utilization conference involving the authors of the tests, clinical examiners who use the tests, and representatives of agencies and professional groups who require the information provided through the tests. Scott published a report of a conference named “Development and Application of Intelligence Tests for the Blind: A research Utilization Conference.” The purpose of the project was to inquire into current status of development, past use, availability, and future planning of intelligence tests for the visually impaired people. However the data are too old to administrate this test nowadays.In 1972 Curtis W. Eight of the stimulus elements are supplied, and the ninth one is to be selected by the child from six possible responses elements. The sixth category consists of matrices which, when completed, would be made up of nine elements.
It was agreed that the tests should be standardized on visually impaired people, and that prior to data collection a careful identification of the parameters of the visual disability should be characterized for each subject so that sub-population data could be extracted and hopefully more meaningful use of the tests might emerge. They believed that there may be complications from the loss of visual sense which affect verbal learning including particularly the effect of vision on concept development as related to the time of onset of visual disability and including variations in school experience with children and adults moving through the academic continuum, as well as the social and personal and medical trauma occasionally related to visual disability. Finally the feasibility of data collection in a service setting under that conditions seemed economically prohibitive.Some participants questioned the need for special intelligence tests for visually impaired people as opposed to the use of those verbal measures and other measures which are applicable to the blind from intelligence tests for the sighted. Moreover, the exact set of professionals administrating intelligence tests to visually impaired people was not clearly identified for easy access, training and data collection. The prospect of extensive production of the test was limited due to problems of production technology, cost, and coordinated administrative effort.
It assesses orientation, and the ability to reproduce an haptic pattern (fig 1).Andreou, Y., McCall, S. The space is delimited by the use of a tactile drawing board with a rubber surface, which is an instrument known by blind people. This is true in case of multiple disabilities.Then it was pointed out that the time required to administer some tests was too extensive.Finally it became clear that tests were not and could no become widely available without further support for research and development.The purpose of the current study is to provide a version of some of the Wechsler Performance Subtests for blind children.Nonverbal intelligence is assessed through five subtests.In Block Design child is asked to put together rough and smooth block surfaces in a pattern according to a model.
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A Comparison of Intelligence Test Scores Pattern between Visually Impaired Subgroups and the Sighted. Journal of Visual Impairment & Blindness, 71, pp.158–163.Vander Kolk, C. Intelligence testing for visually impaired persons. Retinoblastoma and superior verbal IQ scores? British Journal of Visual Impairment, 28, pp. New York: Swets & Zeitlinger.Tobin, M., Hill, E., Hill, J. Assessment, Intervention and Outcomes.
Cognitive patterning in congenitally totally blind children. A., Birnbaum, J., Lomonaco, S., Lehr, S., Herman, J. Journal of Visual Impairment & Blindness, 94, pp. A comparison of print and braille reading rates on three reading tasks. The Psychological Corporation, San Antonio, TX.Wetzel, R., & Knowlton, M. Wechsler Intelligence Scale for Children – Third Edition.
