Jose is in a study to measure the effects of caffeine on mental performance. If Jose is given a caffeine-free beverage that tastes just like a beverage with caffeine, we would say that he is
a. in the experimental group.
b. in a correlational study.
c. receiving a placebo.
d. receiving the dependent variable.
e. participating in introspection research.
c. receiving a placebo.
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Fiona needs to get people to fill out her survey. The likelihood that people will help Fiona will increase if she approaches all types of people except those who
a. live in the country rather than the city. b. seem to be in a good mood. c. just passed by a bakery. d. are in a hurry.
Which of the following best describes the actions of typical and atypical antipsychotic medications?
a. Both types of medication act as dopamine agonists. b. Both types of medication act as dopamine antagonists c. Typical antipsychotics act as dopamine antagonists, but atypical antipsychotics act as dopamine agonists. d. Typical antipsychotics act as dopamine antagonists, and atypical antipsychotics act on neurotransmitters other than dopamine.
What are the five characteristics of good research described in the textbook? Briefly explain each
What will be an ideal response?
How does conducting a double-blind study attempt to remedy the expectancy bias?
a. The experimenter does not know, but the participant does know, what condition the participant is assigned to. b. The experimenter and the participant both know what condition the participant is assigned to. c. The experimenter knows, but the participant does not know, what condition the participant is assigned to. d. Neither the experimenter nor the participant knows what condition the participant is assigned to. e. Neither the experimenter nor the participant knows that deception has been used in the study.