The monamine hypothesis of depression states that:
a. There is a decrease in norepinephrine and serotonin activity
b. There is an increase in dopamine
c. Glutamate deficits are the cause
d. Histamine and serotonin deficits are the cause
A
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According to the serial-position effect, if you are shown a list of items and then asked to immediately recall them
A) you will most easily recall items from the beginning and the middle of the list. B) you will most easily recall items from the beginning and the end of the list. C) you will most easily recall items from the middle and the end of the list. D) retention of any particular item is based on emotional valence, not its position in the list.
Although fathers have demonstrated their competence and responsiveness in caregiving, the pattern found across many cultures suggests that fathers have
a. a harder time relating to their children. b. difficulty adjusting to the new lifestyle that fatherhood encompasses. c. little confidence in their spouses' abilities to take care of an infant. d. fewer interactions with their babies than mothers do.
What are item-total correlations? What is their purpose in an item analysis?
What will be an ideal response?
An interaction effect in a two-way factorial research design ______.
A. is the effect of one independent variable, ignoring the influence of other independent variables B. occurs when the influence of one independent variable differs according to the level of another independent variable C. almost never occurs when more than one independent variable is considered at a time D. is rare in a well-designed study, and usually indicates some error in computation