The Test Statistic Determines Whether or Not an Effect Exists

question 62

True/False

The test statistic determines whether or not an effect exists in a population; effect size measures the size of an observed effect in a population.

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Definitions:

GABA

GABA (Gamma-Aminobutyric Acid) is a neurotransmitter in the brain that inhibits nerve transmission, calming nervous activity.

Cortisol

A hormone produced by the adrenal glands during stress or when blood-glucose levels are low, belonging to the steroid class.

Cerebral Cortex

The outer layer of neural tissue of the cerebrum in the brain, playing a key role in memory, attention, perception, cognition, awareness, thought, language, and consciousness.

Cerebrum

The Cerebrum is the largest part of the brain, encompassing areas involved in sensory processing, voluntary movements, learning, memory, and complex cognitive processes.