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Confirmation Biases01:31

Confirmation Biases

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The confirmation bias is the tendency to focus on information that confirms our existing beliefs and ignore information that is inconsistent with our expectations. For example, if you think that your professor is not very nice, you notice all of the instances of rude behavior exhibited by the professor while ignoring the countless pleasant interactions he is involved in on a daily basis. Have you ever fallen prey to the confirmation bias, either as the source or target of such bias?
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Stereotype Threat and Self-fulfilling Prophecies02:09

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When we hold a stereotype about a person, we have expectations that he or she will fulfill that stereotype. A self-fulfilling prophecy is an expectation held by a person that alters his or her behavior in a way that tends to make it true. When we hold stereotypes about a person, we tend to treat the person according to our expectations. This treatment can influence the person to act according to our stereotypic expectations, thus confirming our stereotypic beliefs. Research by Rosenthal and...
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Natural Selection and Mating Preferences01:06

Natural Selection and Mating Preferences

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The principle of natural selection posits that organisms better adapted to their environment are more likely to survive and reproduce. This principle is closely intertwined with mating preferences, a key aspect of sexual selection, which evolutionary psychologists believe is driven by instincts to propagate one's genes. Such instincts significantly influence mating behaviors and preferences between genders.
Females, due to their biological roles in conception, pregnancy, and nursing,...
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Sign Test for Nominal Data01:12

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The sign test is a nonparametric method used to evaluate hypotheses about the median of a single sample or to compare the medians of two related samples. The sign test is particularly useful when dealing with nominal data, which includes distinct categories without an inherent order, such as names, labels, and preferences. Nominal data restricts statistical analysis to evaluating population proportions rather than mean or median values that require continuous data.
For example, consider a...
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Mate Choice01:20

Mate Choice

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Mate choice—the decision about whom to mate with—is a type of natural selection, since animals must reproduce to pass down their genes. Mate choice is also called intersexual selection because the behavior occurs between the sexes.
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Persuasion Strategies01:52

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Researchers have tested many persuasion strategies, including the foot-in-the door and the door-in-the-face techniques, in a variety of contexts. Ultimately, the principles are effective in selling products and changing people’s attitude, ideas, and behaviors (Cialdini & Goldstein, 2004).
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Operant Conditioning Task to Measure Song Preference in Zebra Finches
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¿Puede la señalización de preferencias agilizar el proceso de selección de candidatos?

Jeffrey Melvin1, Luise I Pernar1, Aaron Richman1

  • 1Boston University Chobanian and Avedisian School of Medicine, Boston MA; Department of Surgery, Boston Medical Center, Boston MA.

Journal of surgical education
|August 23, 2025
PubMed
Resumen
Este resumen es generado por máquina.

El uso de señales de preferencia para seleccionar a los solicitantes de residencia en cirugía general agiliza el proceso de entrevista. Este método redujo efectivamente la carga de trabajo de revisión inicial de las solicitudes sin alterar significativamente la demografía o la calidad de los solicitantes.

Palabras clave:
coincidenciaSeñales de preferenciareclutamientosolicitudes de residencia

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Área de la Ciencia:

  • Educación médica
  • Admisiones a la Residencia Quirúrgica
  • Selección de los solicitantes

Sus antecedentes:

  • La señalización de preferencia se introdujo en las solicitudes de residencia de cirugía general en 2022.
  • Inicialmente, los solicitantes podían utilizar 5 señales, aumentando a 15 para el ciclo de coincidencia de 2025.
  • En 2024, los programas entrevistaron a los solicitantes más allá de los que señalaron, lo que indica criterios de selección más amplios.

Objetivo del estudio:

  • Evaluar el impacto de utilizar únicamente señales de preferencia para la selección de entrevistas en los datos demográficos de los solicitantes.
  • Comparar las características de los solicitantes seleccionados a través de diferentes métodos de selección en tres ciclos de coincidencia (2023-2025).
  • Determinar si el cambio al cribado de solo señales afecta a la diversidad y calidad del grupo de solicitantes.

Principales métodos:

  • El programa de residencia de cirugía general de un solo centro médico académico revisó las solicitudes de manera holística.
  • Se analizaron los datos de los solicitantes (género, raza, región de la escuela de medicina, puntuación del revisor, puntuación del paso 2).
  • Las pruebas de chi-cuadrado y t se utilizaron para las variables categóricas y continuas, respectivamente; ANOVA comparó los tres grupos.

Principales resultados:

  • No se observaron diferencias demográficas significativas en los solicitantes examinados de manera holística entre 2023, 2024 y 2025.
  • En 2024, no existían disparidades demográficas entre los solicitantes seleccionados por la facultad y los seleccionados por la señal.
  • El ciclo de 2025, utilizando únicamente señales de preferencia, dio lugar a un grupo de solicitantes comparable al de los años anteriores.

Conclusiones:

  • El cribado de los solicitantes de residencia en cirugía general utilizando solo señales de preferencia es un método eficiente.
  • Este enfoque reduce significativamente la carga de trabajo de selección inicial.
  • La utilización de señales de preferencia no repercute negativamente en la diversidad o la calidad del grupo de solicitantes entrevistados.