Researchers often employ correlational designs to assess the relationship between stress and physical health (e.g., Holmes & Rahe, 1967). One problem with this approach is that researchers using this method
a. cannot make definitive causal statements.
b. rely solely on respondents' self-reports.
c. do not often use representative samples.
d. do not sample adequately from all age groups.
Answer: A
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All the reinforcement schedules that are in effect for a person's behavior at one time are referred to as ______________ schedules of reinforcement
a. concurrent b. overlapping c. simultaneous d. mixed
Sensory neuron is to motor neuron as
a. afferent neuron is to efferent neuron. c. glial cell is to interneuron. b. efferent neuron is to afferent neuron. d. interneuron is to glial cell.
A sleep researcher was interviewed on television today. What advice is she most likely to offer adults concerning naps?
a) Naps should be avoided because they negatively impact night-time sleep. b) Naps are often refreshing but shorter naps of around 20 minutes seem best. c) The boost one receives from naps seems real, so nap often and as long as possible. d) Most people experience a feeling called "sleep inertia" following a nap, which is the primary reason for avoiding naps.
Calder and Jansen showed that judging whether the expressions in the upper halves of two composite faces were the same:
a. Was equally easy, regardless of whether the expressions in the lower halves were the same or different b. Was not affected by inversion c. Was not affected by misalignment of the lower halves d. Was harder, if the expressions in the lower halves differed