Giulio holds a bag of 70 marbles in his hands. Jim blindfolds Giulio and keeps adding marbles to Giulio's bag, one at a time. However, Giulio notices the difference in the weight only after Jim has added 5 marbles. They now repeat the same experiment with a bag of 140 marbles. This time, Giulio notices the difference in the weight only after Jim has added 10 marbles. This scenario BEST

illustrates:

A) signal detection theory.
B) Weber's law.
C) accommodation.
D) Ricco's law.


B) Weber's law.

Psychology

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The two phases of Rorschach administration are called

a. phase I and phase II. b. free response and determinant. c. free association and inquiry. d. associational and inquiry.

Psychology

Often when twins who were separated at birth are reunited, they tend to focus on all of their similarities, while ignoring their differences. This is known as

a. the Barnum effect. b. the confirmation bias. c. uncritical acceptance. d. functional fixedness.

Psychology

Describe what you believe to be two of the main functions of the peer group for adolescents. Did your peer group provide this for you? Give examples

What will be an ideal response?

Psychology

A child notices that, after he is tucked into bed at night and the light is turned off, he can't see much of anything. But if he keeps his eyes open, over time he can see his toys scattered around the room

He doesn't know it, but this dark adaptation comes about because of the a. improved sensitivity of his rods over time. b. improved sensitivity of his cones over time. c. improved sensitivity of amacrine cells over time. d. presence of horizontal cells in his eyes.

Psychology