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ERIC Number: EJ261690
Record Type: CIJE
Publication Date: 1982-Mar
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
A Test of the Similar Sequence Hypothesis.
Silverstein, A. B.; And Others
American Journal of Mental Deficiency, v86 n5 p551-53 Mar 1982
Scales for object permanence and spatial relationships were administered to 98 severely and profoundly mentally retarded children (mean age 13 years) on three occasions, 6 months apart. Differences in the difficulty of the items were quite stable, but their order of difficulty differed appreciably from that for nonretarded infants. (Author/SB)
Publication Type: Journal Articles; Reports - Research
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A