A design in which a single group of subjects is tested both before and after treatment is a(n) _____ design
a. correlational
b. single-group posttest-only
c. single-group time-series
d. posttest-only
c
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All babies vocalize with cries and coos in the first few months. Some psychologists believe that these vocalizations promote survival because they ensure infants maintain contact with caregivers. Based on this, evolutionary psychologists would likely classify infant cries and coos as:
a. universal and adaptive b. economical and adaptive c. universal and economical d. economical and random
The phone rings and wakes you just when you first fall asleep. It is most likely you have been awakened from:
a. non-REM sleep c. SPID sleep b. REM sleep d. paradoxical sleep
Which type of assessment task might be used to determine how well a potential employee can prioritize tasks when there are many different needs that all compete for immediate attention?
A. An integrity test B. The in-basket test C. An unstructured interview D. A 360-degree assessment
Which of the following is true concerning "twin study" research findings?
A) Identical twins and fraternal twins share similarly high IQ correlations. B) Fraternal twins have more similar IQ scores than identical twins. C) Identical twins have more similar IQ scores than fraternal twins. D) Identical twins raised together have less similar scores than identical twins raised apart.