Randomized Controlled Trials

question 44

Multiple Choice

Randomized controlled trials:

• A) ideally only measure the impact of a particular program in a controlled setting.
• B) randomly assign people into different groups in order to focus on the impact of a particular intervention.
• C) measure the impact of a particular program but cannot measure its comparable cost effectiveness.
• D) are not a useful tool in assessing how specific interventions may influence economic development.

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Definitions:

Functional Imaging

Techniques that visualize and measure brain activity by detecting changes associated with blood flow, often used in neuroscience.

Brain Activity

The functioning of the brain as it engages in various cognitive, perceptual, and motor tasks, often measured by physical or biochemical means.

PET

Positron Emission Tomography, an imaging test that helps reveal how your tissues and organs are functioning, using a radioactive drug to show activity.

Radiochemicals

Chemical compounds that are radioactive, used in medical diagnostics and research to trace and study biological processes.