The accuracy of decisions is directly linked to the __________ of test scores
a) validity
b) reliability
c) representativeness
d) sample
A
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A successful long-term relationship typically depends on making a smooth transition from ____ to ____
a. companionate love; passionate love b. commitment; intimacy c. commitment; passion d. passionate love; companionate love
Brain maturity occurs in a(n) ____ fashion
a. mostly random b. strictly organized c. strictly hierarchical d. organized and hierarchical
________________ is a protein in the nervous system that promotes survival, growth, and formation of new synapses
A) Flavonoid B) Omega-3 fatty acid C) Oxytocin D) Brain-derived neurotrophic factor
Obesity is defined as body weight that is more than 20% above the average for a person of a given age and height. By this definition, ____________ U.S. children is obese—a proportion that has tripled since the 1960s
a. one in five c. one in eight b. one in six d. one in nine