In research studies, mothers are not randomly assigned to use drugs such as cocaine. This methodological problem is called

a. a sampling error.
b. attrition.
c. the placebo effect.
d. a selection factor.


d

Psychology

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Developmental psychologist Arthur Chang watches children in a daycare center through a one-way mirror. Chang is utilizing which form of research?

a. case study b. correlational c. survey d. experimentation e. naturalistic observation

Psychology

Cancer of the lymphatic system that is found in a single site, or found at several sites, is called:

a. Hodgkin's disease c. sarcoma b. lymphomas d. carcinomas

Psychology

Notion that the mind could be represented as operating in a sequence of stages, often represented by boxes, allows cognitive psychologists to develop models that can be tested by further experiments

a. Broadbent's b. Chomsky's c. Cherry's d. Skinner's

Psychology

Individuals with prefrontal cortex damage engaged in a risky gambling task will NOT show emotional arousal:

A) prior to a risky play. B) after experiencing a win but will be emotionally aroused after losses. C) after experiencing a loss but will be emotionally aroused after wins. D) after experiencing both wins and losses.

Psychology