Use the Following to Answer Questions

question 512

Multiple Choice

Use the following to answer questions :
Scenario I
A psychologist interested in studying visual perception manipulates the brightness of a light in the imperceptible to very dim range.Each level of brightness (measured in lumens) is studied for 10 trials,and on each trial participants are asked if they can detect the light.Figure 4.1 shows hypothetical data from one participant.
Figure 4.1
-(Scenario I) What the participants perceive as the brightness of the light is determined by the _____ of the light wave.

• A)colour
• B)frequency
• C)amplitude
• D)purity

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Definitions:

Drive Theory

A psychological theory suggesting that motivation is driven by an organism's need to fulfill physiological needs in order to maintain homeostasis.

Gratification

The pleasure, satisfaction, or relief felt when a need, desire, or expectation is fulfilled.

Approach-Approach Conflict

A psychological situation involving the choice between two attractive goals or outcomes, leading to a state of indecision.

Goal Attainment

The process of defining, working towards, and achieving objectives, often used in the context of personal development and professional projects.