When beginning a project involving human participants, approval must be obtained from
a. the CHUA
b. the department chair
c. the NSF
d. the IRB
d
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Scale attenuation effects refer to
a. modality effects. b. ceiling and floor effects. c. retroactive and proactive interference effects. d. levels of processing effects
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.
What types of attachment behaviors does the infant demonstrate during Phase 1: Nonfocused
orienting and signaling? a. Smiles and coos only for their primary caregiver b. Demonstrate proximity-seeking behaviors towards caregivers c. Demonstrate attachment behaviors such as smiling and crying similarly towards everyone d. Form an internal working model of attachment
Which of the following substances do American adolescents experiment with most during high school?
A) cigarettes B) alcohol C) marijuana D) cocaine