An operational definition is __________
a) a statement that attempts to predict a set of phenomena and specifies relationships among variables that
b) an organized system of assumptions and principles that purports to explain a specified set of phenomena
c) the precise meaning of a term used to describe a variable, such as a type of behavior, that researchers
d) the principle that a scientific theory must make predictions that are specific enough to expose the theory
to the possibility of disconfirmation.
c
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Studies show that children who are spanked often are more likely to be violent and aggressive
Indicate whether the statement is true or false
In the U.S. today,
A) less than half of mothers breastfeed. B) more than half of breastfeeding mothers stop by 6 months. C) mothers who return to work sooner breastfeed their babies longer. D) breastfeeding is less common than it was in previous decades.