Introduction to Psychology Study Set 6

Psychology

Quiz 4 :

Sensing and Perceiving

Quiz 4 :

Sensing and Perceiving

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Braden is a strict vegetarian. He is always on the alert in case a meal he eats as a restaurant might actually contain some meat. Last night he became convinced that a dish contained meat even when it did not. Which alternative best expresses this example in signal detection terms
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B

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Events that occur below the absolute threshold are termed _________ stimuli
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D

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Anna is reading her psychology text. The activation of receptors in her retina is called ________; her interpretation of the stimuli as particular words is termed _______.
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C

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Your text reports a study by Karremans et al. (2006) in which students viewed letter strings on a screen. The strings were preceded either by the name of a popular beverage, or a nonsense anagram containing the same letters as the beverage's name. These stimuli were presented too quickly for the students to see them. Later, participants were asked if they would order the beverage at a café. What was the independent variable in the study What was the main result of the study
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Dr. Breiland examines the influence of physical stimuli on sensory perceptions and mental states. Which of the following terms most accurately describes Dr. Breiland's field of study
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A snack manufacturer finds that it must increase the salt content of its chips by 8 percent in order for a sample of consumers to notice that the chips are saltier than they were before. This example most nearly illustrates the concept of a(n):
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We can detect a single drop of perfume diffused in an area the size of a one-bedroom apartment. This is a(n):
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The stimulus intensity that one can just barely detect is termed the _______ threshold.
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For a given stimulus dimension, such as weight, a jnd is a:
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Regarding sensation and perception, which of the following statements is true
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The field of psychophysics was founded by the German psychologist __________.
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The function relating the value of a stimulus along some dimension to the just noticeable difference is known as __________'s law.
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Acme Foods wants to make its chips saltier, but it doesn't want to spend more than it has to on salt. A sample of consumers are asked to compare its current chip (saltiness = 100) with saltier versions and to say whether the new version is saltier. On average, sample consumers reliably say the new chip is saltier when its saltiness value is 108, but not when its saltiness value is below 108. Assuming Acme Foods' sample consumers are representative of people in general, which of the following best represents the JND for saltiness
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Arlene goes to her closet to look for her pink cashmere sweater. She looks but doesn't see it and says "my sweater isn't in the closet." Later, her roommate finds the sweater in the closet. In the language of signal detection analysis, Arlene's statement is a _________.
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Your text states that Trappey (1996) completed a statistical summary of the results of 23 studies on the influence of subliminal advertising. Recall Chapter 2 in your text: What is such a summary called What did Trappey find
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Which alternative pairs a signal detection outcome with the correct definition
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Which signal detection outcomes represent erroneous responses
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The purpose of signal detection analysis is to:
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In the visual system, ganglion cells convert the light detected by the retina into electrical impulses, which then travel to the brain. This example illustrates the process of _________.
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Which of the following best defines the difference threshold (jnd)
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