Structural and functional neuroimaging are _____ techniques that have contributed to our knowledge about age-related brain changes
a. noninvasive
b. surgical
c. radioactive
d. cognitive assessment
a
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As part of a research study, Margaret wants to determine if religious environments will influence the consumption of alcohol among freshmen. She has several hundred freshmen complete her survey. Once the data have been collected, she analyzes the scores. Which of the following is the independent variable?
A. Consumption of alcohol
B. Religious environments
C. College freshmen
D. Surveys
Maintenance rehearsal is most closely associated with ____ while elaborative rehearsal is most closely associated with ____
a. ?semantic memory; episodic memory b. ?short-term memory; long-term memory c. ?implicit memory; explicit memory d. ?visual memory; auditory memory
Around 2 months, babies
A) can keep track of an object that travels on a curvilinear course at varying speeds. B) realize that a moving rod whose center is hidden behind a box is a complete rod rather than two rod pieces. C) first perceive that a ball that moves back and forth behind a screen moves in a continuous path. D) first begin to perceive an object's size as the same, despite changes in the size of its retinal image.
Which one of the following is used to coordinate the elapsed time between the desired response and the reward?
A. Partial reinforcement B. Continuous reinforcement C. Schedule of reinforcement D. Variable ratio schedule