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Essay Available:
Pages:
1 page/≈275 words
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2 Sources
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Other
Subject:
Psychology
Type:
Coursework
Language:
English (U.S.)
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MS Word
Date:
Total cost:
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Topic:

Prevalence of Rare Items Being Missed in Visual Searches

Coursework Instructions:

Please read the article and answer the questions.

Please read Wolfe, Horowitz & Kenner (2005) and answer the question below.

  1. What is the research gap addressed by this paper? (50 words max)
  2. What is the main result found in this experiment? (30 words max)
  3. What is the explanation of the authors about that more targets were missed when they were rare? (30 words max)
  4. Some of lifeguard supervisors throw a plastic mat into water occasionally and demand lifeguards to get these mats. The rationale is to ensure the alertness of the lifeguards. According to the results of the second experiment, do you think this practice may help the lifeguards to detect drowning? (30 words max)
  5. The paper mentioned a “points system” used in the experiment. What do you think it is? What is the impact of this system on finding target? (50 words max)
Coursework Sample Content Preview:

Prevalence of Rare Items Being Missed in Visual Searches
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Prevalence of Rare Items Being Missed in Visual Searches
1 What is the research gap addressed by this paper?
Previous research has done little to establish why errors in spotting key targets soar alarmingly if they appear with low prevalence during screening (de Haan, 2019). Wolfe, Horowitz & Kenner (2005) attempt to explain this occurrence by conducting three experiments with varying apparatus and stimuli details.
2 What is the main result found in this experiment?
The main result is that under low prevalence conditions, observers missed a higher percentage of target items, constituting 41%. Conversely, high prevalence conditions saw decreased instances of missed targets.
3 What is the authors' explanation that more targets were missed when they were rare?
Observers are maintaining something akin to a separate quitting threshold for each target type. As they search for the expected target, their th...
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