If the null hypothesis of an experiment is true
a. The means of each of the conditions would be essentially the same
b. The variance of each of the conditions will differ from each other
c. The means of the conditions will differ from each other
d. The variability of the groups will correspond to the variability of the population
a
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In the 1930s, Gordon Allport found ____ traits in the dictionary.
A. 4,500 B. 7,500 C. 10,000 D. 11,750
Which of the following is an example of a primary sex characteristic?
A. breast development B. vocal features C. pubic hair D. Fallopian tubes
In Sperling's investigations of iconic memory, subjects in the whole report condition:
a. heard a tone that signaled which row they should report, just after the display was presented b. were asked to report as many letters as possible from the display they had seen c. were asked to report only a specific portion of the display they had seen d. typically performed much better than subjects in the partial report condition
What is one of the reasons that correlations do NOT indicate causation?
Not applicable. Correlations do indicate causation if the correlation is a perfect –1.0 or +1.0. There could be a third variable not being taken into account that can interact with the other variables being examined. Correlations are unexpected. Social scientists do not know why correlations do not indicate causation.