PSYCHOLOGY 2301 EXAM 2 PRACTICE
QUESTIONS AND DETAILED SOLUTIONS
◉ 2. Spurling et al. investigated the effects of two vocabulary
learning strategies on word retention two weeks later. In this
example, learning strategy is the ________ variable and word retention
is the ________ variable.
Answer: D. independent; dependent
◉ 3. A(n) ________ is a well-developed set of ideas that proposes an
explanation for observed phenomena.
Answer: D. theory
◉ 4. Which correlation coefficient best represents a moderate
relationship showing fewer anxiety symptoms in people who report
higher life satisfaction?
Answer: A. -0.5
◉ 5. Krista and Tatiana Hogan are participants in a(n) ________ of
conjoined twins who are joined at the head.
Answer: A. case study
,◉ 6. In a ________ study, both the researchers and the participants are
unaware of the group assignments.
Answer: B. double-blind
◉ Lesley, a sociology major, believes that money is the key to
happiness. Her friend Stephen, a psychology major, believes that
good health is the key to happiness. How might the two friends
resolve their disagreement?
Answer: D. They could research peer-reviewed articles to see if
either perspective is supported.
◉ Trephination is the ________.
Answer: B. procedure where a large hole is created in the forehead
so that evil spirits can escape
◉ Which of the following would be difficult to assess using empirical
research?
Answer: whether the id, ego, or superego is most responsible for
emotional reactions
◉ 10. Which of the following is not a characteristic of a good
hypothesis?
Answer: C. It is complex.
, ◉ 11. ________ is a reduction in the number of research participants
as some drop out of the study over time.
Answer: A. attrition
◉ 12. What is a limitation that affects the generalizability of
research results?
Answer: *D. small sample size
◉ 13. Dr. Mattar is interested in knowing more about brain injury to
the occipital cortex, and he studies patients individually in order to
gain in-depth knowledge about their behaviors. These studies would
best be described as ________.
Answer: *A. case studies
◉ 14. Patwardhan et al. report data from a study where they hired
experimental confederates to attend speed dating events, posing as
daters, and carefully take notes on the behaviors of the daters. What
type of research design did they use?
Answer: *C. naturalistic observation
◉ 15. ________, an anthropologist, contributed to our understanding
of chimpanzee behavior in the wild, using naturalistic observation.
Answer: *A. Jane Goodall
QUESTIONS AND DETAILED SOLUTIONS
◉ 2. Spurling et al. investigated the effects of two vocabulary
learning strategies on word retention two weeks later. In this
example, learning strategy is the ________ variable and word retention
is the ________ variable.
Answer: D. independent; dependent
◉ 3. A(n) ________ is a well-developed set of ideas that proposes an
explanation for observed phenomena.
Answer: D. theory
◉ 4. Which correlation coefficient best represents a moderate
relationship showing fewer anxiety symptoms in people who report
higher life satisfaction?
Answer: A. -0.5
◉ 5. Krista and Tatiana Hogan are participants in a(n) ________ of
conjoined twins who are joined at the head.
Answer: A. case study
,◉ 6. In a ________ study, both the researchers and the participants are
unaware of the group assignments.
Answer: B. double-blind
◉ Lesley, a sociology major, believes that money is the key to
happiness. Her friend Stephen, a psychology major, believes that
good health is the key to happiness. How might the two friends
resolve their disagreement?
Answer: D. They could research peer-reviewed articles to see if
either perspective is supported.
◉ Trephination is the ________.
Answer: B. procedure where a large hole is created in the forehead
so that evil spirits can escape
◉ Which of the following would be difficult to assess using empirical
research?
Answer: whether the id, ego, or superego is most responsible for
emotional reactions
◉ 10. Which of the following is not a characteristic of a good
hypothesis?
Answer: C. It is complex.
, ◉ 11. ________ is a reduction in the number of research participants
as some drop out of the study over time.
Answer: A. attrition
◉ 12. What is a limitation that affects the generalizability of
research results?
Answer: *D. small sample size
◉ 13. Dr. Mattar is interested in knowing more about brain injury to
the occipital cortex, and he studies patients individually in order to
gain in-depth knowledge about their behaviors. These studies would
best be described as ________.
Answer: *A. case studies
◉ 14. Patwardhan et al. report data from a study where they hired
experimental confederates to attend speed dating events, posing as
daters, and carefully take notes on the behaviors of the daters. What
type of research design did they use?
Answer: *C. naturalistic observation
◉ 15. ________, an anthropologist, contributed to our understanding
of chimpanzee behavior in the wild, using naturalistic observation.
Answer: *A. Jane Goodall
