Assuming the "rubber yardstick" shrinks and expands at random, what can be said about the distribution of scores from the rubber yardstick?
a. It will have a mean of zero (0).
b. It will be normal.
c. It will have a standard error of zero (0).
d. It will be skewed.
b
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If Ethan experiences a big jolt of cortisol due to a stressor late in the evening, how will his sleep likely be affected?
a. ?He will sleep heavily and have difficulty waking up. b. ?He likely will have difficulty falling asleep and may wake frequently during the night. c. ?He will sleep lightly but soundly. d. ?He will fall asleep promptly but may wake frequently during the night.
Cara is plotting a zero correlation as a graph. Her cluster of points will form the shape of a(n)
a. diagonal oval to the right. b. diagonal oval to the left. c. inverted-U. d. circle.
Why is it that all neurons in a healthy adult brain have made appropriate connections?
A. Chemical messages from our muscles tell our brain how many neurons to form. B. If an axon does not make the appropriate connections by a certain age, it dies. C. We are born with all connections formed. D. Connections form rapidly, but we learn to use whatever connections have formed.
Which of the types of psychological disorders is marked by disruptions in one's sense of consciousness and/or memory?
A) Anxiety disorders B) Dissociative disorders C) Personality disorders D) Schizophrenia