​Narrative 2-2 Brain Imaging

question 15

Multiple Choice

​Narrative 2-2
Brain Imaging
Katherine is a researcher studying the neurophysiology of schizophrenia.In order to do so,she compares fMRI imaging when individuals are on effective medication and when they have been off their medication long enough that it is no longer detectible in their blood.
-Katherine is aware that some potential participants may have cognitive impairments and she considers excluding them solely on that basis.At the same time,she is aware that participants may,themselves,benefit from participating in the study,since they will live in at research hospital during the study and will have access to numerous resources while hospitalized.If Katherine decides to exclude persons with cognitive impairments,she is also denying these individuals access to other services,and this bothers her.In terms of the principles in the Belmont Report,she is struggling with issues related to ____.

• A)respect for persons​
• B)beneficence
• C)justice
• D)voluntariness

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Definitions:

Sample Size

The number of observations or data points collected in a statistical study, which impacts the study's accuracy and conclusions.

Standard Deviation

A metric assessing how much a batch of values differs or spreads out.

Sampling Distribution

The probability distribution of a statistic obtained from a large number of samples drawn from a specific population.

Sample Size

The number of observations or dataset elements selected from a population for the purpose of statistical analysis.