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相关概念视频

Surveys02:16

Surveys

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Often, psychologists develop surveys as a means of gathering data. Surveys are lists of questions to be answered by research participants, and can be delivered as paper-and-pencil questionnaires, administered electronically, or conducted verbally. Generally, the survey itself can be completed in a short time, and the ease of administering a survey makes it easy to collect data from a large number of people.
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Strategies for Assessing and Addressing Confounding01:25

Strategies for Assessing and Addressing Confounding

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Confounding is a critical issue in epidemiological studies, often leading to misleading conclusions about associations between exposures and outcomes. It occurs when the relationship between the exposure and the outcome is mixed with the effects of other factors that influence the outcome. Given that, addressing confounding is of high importance for drawing accurate inferences in research.
Confounding can be addressed at both the design phase of a study and through analytical methods after data...
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Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches01:23

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches

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Biopharmaceutical studies constitute a vital field aiming to enhance drug delivery methods and refine therapeutic approaches, drawing upon diverse interdisciplinary knowledge. In research methodologies, the choice between controlled and non-controlled studies significantly influences the study's reliability and accuracy.
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Blind Procedures02:07

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Ideally, the people who observe and record the children’s behavior are unaware of who was assigned to the experimental or control group, in order to control for experimenter bias. Experimenter bias refers to the possibility that a researcher’s expectations might skew the results of the study. Remember, conducting an experiment requires a lot of planning, and the people involved in the research project have a vested interest in supporting their hypotheses. If the observers knew which...
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Case Studies01:22

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There are many research methods available to psychologists in their efforts to understand, describe, and explain behavior and the cognitive and biological processes that underlie it.
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A study design is a set of techniques that allow a researcher to collect and analyze data from different variables defined for a specific research problem. Statistics is commonly for effective study design and more robust experiments,
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探索缓解网络调查欺诈的方法:多个案例研究分析.

Madeleine Ennis1, Regina-Maria Renner1, Claudia Morando-Stokoe2

  • 1Department of Obstetrics and Gynaecology, Faculty of Medicine, University of British Columbia, Vancouver, BC, Canada.

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概括
此摘要是机器生成的。

基于网络的调查容易存在欺诈行为,尤其是激励措施. 本研究强调了强大的欺诈检测方法,包括个人标识符,这对于确保在线研究中的数据完整性至关重要.

关键词:
堕胎堕胎堕胎堕胎堕胎堕胎堕胎堕胎数据收集数据收集数据收集欺诈 欺诈 欺诈 欺诈 欺诈 欺诈长期起作用的可逆避孕方法方法 方法 方法 方法.怀孕 怀孕 怀孕 怀孕 怀孕补偿的激励措施 补偿的激励调查和问卷调查和问卷调查.妇女的健康妇女的健康

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科学领域:

  • 在线研究方法 在线研究方法
  • 数据完整性 数据完整性
  • 调查方法 调查方法

背景情况:

  • 基于网络的调查提供了具有成本效益的覆盖范围,但容易受到欺诈的影响.
  • 关于在线研究中减轻欺诈性回复的文献有限.
  • 确保数据质量需要有效的欺诈预防和检测策略.

研究的目的:

  • 分析和比较预防,检测和删除网络调查中欺诈性回复的策略.
  • 调查四个在澳大利亚和加拿大的在线调查的案例研究,这些在线调查在澳大利亚和加拿大经历了欺诈性反应.
  • 为研究人员和机构审查委员会 (IRB) 提供关于数据完整性的最佳实践的信息.

主要方法:

  • 使用了一种描述性的多个案例研究方法,检查了澳大利亚和加拿大的四个基于网络的调查.
  • 描述了用于初级 (预防),二级 (检测) 和三级 (删除) 欺诈缓解的策略.
  • 数据收集包括招募计划生育服务用户或临床医生.

主要成果:

  • 这四项研究都使用了通用链接和激励措施,增加了欺诈风险.
  • 实施了三级欺诈检测策略,删除了16%-45%的受访者.
  • 个人标识符增强了欺诈检测,而当标识符不可行时,则使用复杂的算法和手动审查.

结论:

  • 基于网络的调查,特别是带有激励的调查,面临着严重的欺诈风险.
  • 强大的欺诈检测方法对于可靠的在线调查数据至关重要.
  • 可适应的欺诈缓解标准可以在各种调查环境中提高数据完整性.