Which of these infantile measures is known to identify neurological disorders or signs of mental retardation?
a. Circular reactions that are oval in shape
b. Low DQ score on the Bayley Scales
c. Low IQ score on the Stanford-Binet
d. Low IQ score on the WISC-IV-R
Question 2
Infant developmental scales such as the Bayley Scales have been found to be
a. poor predictors of later IQ because IQ is an unstable attribute.
b. good predictors of later IQ because intelligence is so highly canalized.
c. good predictors of later IQ because intelligence is such a stable attribute.
d. poor predictors of later IQ, probably because infant tests and later IQ tests tap different abilities.
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