Oscar is conducting a factor analysis on a set of personality traits; this means that he is most likely attempting to
a. assess the degree of difficulty for each trait.
b. determine which items tap into similar traits.
c. identify the age-group for which the traits are most appropriate.
d. create a test of intelligence.
b
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A class consists of 10 male and 30 female students. A random sample of n = 3 students is selected. If the first two students are both females, what is the probability that the third student is a male?
a. 10/37 c. 10/40 b. 10/38 d. 8/38
If someone steps on your toe, resulting in pain and the movement of your foot, which of the following describes this process?
a. Afferent neurons transmit the sensation of pain to the spinal cord and to the brain followed by afferent neurons sending the message to your foot to move. b. Afferent neurons transmit the sensation of pain to the spinal cord and to the brain followed by efferent neurons sending the message to your foot to move. c. Efferent neurons transmit the sensation of pain to the spinal cord and to the brain followed by afferent neurons sending the message to your foot to move. d. Efferent neurons transmit the sensation of pain to the spinal cord and to the brain followed by efferent neurons sending the message to your foot to move.
To detect developmental problems before birth, doctors use __________
A) prenatal diagnostic methods B) genomic imprinting C) gene therapy D) carrier detectors
An animal is conditioned to salivate to a metronome using Pavlovian procedures. After the conditioning is established, the animal is then put through an extinction procedure and the conditioned salivation disappears
Then the animal is removed from the test situation for several days. When returned to the test situation, the conditioned response is seen again. The effect is known as a. spontaneous recovery. b. higher-order conditioning. c. extinction. d. stimulus generalization. e. stimulus discrimination.