An operational definition tells how to measure something

a. True
b. False
Indicate whether the statement is true or false

True

Psychology

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Investigators exploring the so-called "Mozart

Effect" have suggested that one very simple explanation for the phenomenon is that listening to classical music, like any other stimulating activity, enhances arousal in children. This "simpler" explanation demonstrates the principle of A) replicability. B) falsifiability. C) extraordinary claims. D) Occam's Razor.

Psychology

For the birth of a first child, the first stage of labor usually lasts

a. 1 to 2 hours. c. 12 to 24 hours. b. 3 to 8 hours. d. 48 hours.

Psychology