One problem in using a cross-sectional design in developmental research is that
a. sample attrition is likely to occur.
b. there may be a cohort effect.
c. there may be carryover effects.
d. there may be a history effect.
B
Psychology
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With respect to the goals of psychology, descriptions must stick to perceivable information, whereas explanations deliberately go beyond what can be observed
a. true b. false
Psychology
The Bayley-III is designed to be used with children from ____ of age
a. 3 days to 4 weeks b. 1 month to 42 months c. 2 months to 30 months d. 2 years to 6 years
Psychology