_____ is the extent to which we can draw causal inferences about the variables in an experiment.
A) External validity
B) Extraneous validity
C) Content validity
D) Internal validity
A) External validity
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Martin sees a fireworks display on the Fourth of July. The display will first encounter ____ memory, which will ____ sensory input
a. short-term; limit c. working; amplify b. eidetic; clarify d. sensory; limit
PET scans
A. expose the participant to x-rays. B. expose the participant to strong magnets. C. utilize detectors of radioactive tracers. D. require the participant to wear a helmet containing sensors.
During middle childhood in most cultures, gender roles become more ____
nurturing || flexible || inconsistent || divided || || ||
Prenatally, most fetuses face toward the left, freeing the right side of the body, which permits more movement on that side and thus the development of greater control over the right side of the body. What results from the fetus' body posture?
A. The left hemisphere will usually become more dominant. B. Myelination is achieved more easily. C. The synapses on the right side of the brain are more likely to be maintained. D. The corpus callosum is allowed to develop.