________ is the most widely used prenatal diagnostic method
A) Amniocentesis
B) Chorionic villus sampling
C) Ultrafast magnetic resonance imaging
D) Fetoscopy
Answer: A
Psychology
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The advantage to a coefficient of correlation over a verbal statement of whether or
not two attributes are related is that a coefficient of correlation conveys the _____ of relationship. (a) degree, or strength (b) qualitative aspect rather than the quantitative aspect (c) meaning (d) importance
Psychology
According to B. F. Skinner's operant conditioning theory,
A) modeling is the most powerful source of development. B) the frequency of behavior can be increased by following it with reinforcers. C) development is a discontinuous process. D) children actively construct knowledge as they manipulate and explore the world.
Psychology