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A Study Has _____ When It Controls for All Variables

question 125

Short Answer

A study has _____ when it controls for all variables except the ones being investigated.


Definitions:

ADHD

Attention-Deficit/Hyperactivity Disorder, a neurodevelopmental disorder characterized by excessive hyperactivity, impulsivity, and/or inattention.

Neurotransmitters

The chemical substances that carry the messages from one neuron to the next in the complex pathways of nervous activity within the brain.

Brain Structure

The physical anatomy and organization of the brain, including its various parts, such as the cortex, cerebellum, and neural pathways.

ADHD

Attention Deficit Hyperactivity Disorder, a neurodevelopmental disorder characterized by difficulties with attention, impulse control, and hyperactivity.

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