You conduct a study with one independent variable and one dependent variable and find a
statistically significant difference between your experimental groups. You also realize an
extraneous variable may have been present during the study.
What should you conclude about
the results of your study?
A) The results are valid because you did manipulate an IV.
B) The results are invalid because the experiment only used two groups.
C) The results are valid because you found a significant difference between the groups.
D) The results are invalid because the extraneous variable may have affected the DV.
D
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In operant conditioning, __________ is necessary to create the association between the stimulus and the repetition of a voluntary response.
A. reinforcement B. the law of negative effect C. conditional emotional linkage D. a long time delay
Where is seasonal affective disorder most common?
a. in large cities b. in small towns and rural areas c. in tropical areas d. near the poles
Meg rarely wears her seat belt and often texts on her phone while she drives. However, she does not believe she will have an accident. Meg is exhibiting which intuitive thinking error?
a. allowing too much time for incubation of the problem b. framing a problem broadly c. ignoring the base rate d. the representativeness heuristic
John B. Watson believed that psychology should involve the study of ________
a) behavior b) the mind c) the brain d) consciousness