Seven students reported the following individual earnings from their sale of wrapping paper: $7, $13, $3, $5, $2, $9, and $3 . In this distribution of individual earnings, the mode is _____
a. 7
b. 3
c. 5
d. none of the above
b
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In Pavlov's principle experiment, the conditioned stimulus was the
a. salivation. b. meat powder. c. light. d. tone.
Although identical twins share 100% of their genetic code and are often similar, they are never truly "identical.". Which of the following explains these differences?
a. heterozygous chromosomal deviations b. active gene-environment relationships c. post-natal genetic mutations d. nonshared environmental influences
Which of the following is a network of fibers and cell bodies that lie inside the medulla and brainstem and is associated with attention, alertness, and some reflexes, such as sneezing and coughing?
a. reticular formation b. amygdala c. hippocampus d. thalamus
An advertisement states that job applicants must have a B.S. degree in chemistry and three letters of recommendation. This illustrates a __________ concept
a. prototypical b. relational c. disjunctive d. conjunctive