Psychology

difference threshold ( just a noticeable difference)

the minimum difference between two stimuli required for detection 50% of the time

absolute threshold

the minimum stimulation needed to detect a particular stimulus 50 percent of the time.

People perceive an adult - child pair as looking more alike when told they are parent and child . This best illustrates the impact of :

Perceptual set

Researcher lee and colleagues told bar patrons that they could consume a free sample of vinegar laced beer . As expected, thy stated that the vinegar laced beer tasted worse than non-vinegar laced beer . Their sense of taste had been impacted by their _____.

Perceptual set

Experiencing sudden pain is to ______ as recognizing that one is suffering a heart attack is to perception.

Sensation

Barbara stubbed her toe last night . It hurts and all day today she has been aware of her toe . She says "this is so weird , I usually don't think about my toe ." Barbara is describing :

Sensory adaptation

When Jesiah arrived at the gym Tuesday morning, he noticed the musty odor of the showers in the locker room . As he finished changing , Jesiah did not notice the smell . This is probably the result of

Sensory adaptation

Perceptions can be influenced by ___ , by expectations, the context , emotions and motivation.

Top down

The fact that perception involves more than the sum of sensations best illustrates the importance of ____ processing .

Top down

Racial and ethic stereotypes can sometimes bias perceptions of of others' behaviors . This best illustrates the impact of:

Top-down processing

signal detection theory

a theory predicting how and when we detect the presence of a faint stimulus , signal background noise .

Subliminal

below one's absolute threshold for conscious awareness

sensory adaptation

diminished sensitivity as a consequence of constant stimulation