During a classroom experiment, Jay found out that he could
sense a hair on his arm when it was barely touched with a pencil tip by Gerard. However, Jay had to wiggle a hair on Gerard's arm back and forth several times before Gerard could detect the sensation. The scientific explanation for this is that Jay and Gerard have different _____ thresholds.
a) difference
b) Weber's
c) standard
d) absolute
Answer: d
Psychology
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Binet's two major principles of test construction were
a. general mental ability and age differentiation. b. reliability and validity. c. norms and standardization. d. age differentiation and age scale.
Psychology
The ________ is the brain’s biological clock, housed in the hypothalamus
a. homeostatic drive for sleep b. circadian timing system c. reward center d. central processing unit
Psychology