__________ is confidence in saying the observed change in the dependent variable is due to the independent variable
a. Internal validity
b. External validity
c. Construct validity
d. Reliable validity
A
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Which of the following is a result of desertification?
a. improved water quality b. improved air quality c. decreased food production d. decreased downstream flooding
A good way to control for carry-over effects in within-subjects experiments, provided that there are not too many experimental conditions, is
A) positive practice. B) using a matched-subjects design. C) debriefing participants. D) counterbalancing.
In the context of presidential elections, which of the following states do Democrats pretty much count on winning?
a. Nebraska b. Georgia c. Utah d. California
Liberals tend to be ________
a. pessimistic b. optimistic c. jealous d. unrealistic e. uncompromising