While trying to discover the nature of the relationship between stress and blood pressure, a researcher asks participants to complete a difficult task. The researcher monitors the participants' blood pressure while some are exposed to noisy distractions and others stay in a quiet environment. This type of research is a(n)
A. correlational study.
B. experiment.
C. case study.
D. placebo control study.
Answer: B
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Providing a person with cues instructing how to perform a behavior is an example of
a. prompting. b. reinforcement. c. fading. d. shaping.
Group members, when they must work in a hot room, are likely to
a. show signs of increased hostility. b. be energized by the experience and become more productive. c. spend more time in the room than they need to complete the task. d. report enjoy sharing the odors that are characteristic of such spaces. e. report feeling elated.
At 6 weeks, Jessica's most recent emotional reaction is likely to be
fear of strangers. a wide-eyed look of surprise. a social smile. a squeal of delight at her favorite toy.
Infants who are irritable, have problems eating and sleeping, and have difficulty forming attachments are more likely to have mothers who have __________.
A. schizophrenia B. postpartum depression C. no health insurance D. no support from their partners