An Effect Size of

question 3

Multiple Choice

An effect size of .51 would be considered _____ between two groups.

• A)small
• B)moderate
• C)large
• D)no difference

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Definitions:

Excitatory Postsynaptic Potentials

Electrical changes in a neuron that increase the likelihood it will fire an action potential, usually in response to neurotransmitter release.

Brain Maturation

The process of growth and development of the brain, affecting cognitive abilities, emotional regulation, and neural connectivity.

All-or-None Law

A principle stating that the strength of a response of a nerve or muscle fiber is not dependent on the strength of the stimulus. If a stimulus is above a certain threshold, a nerve or muscle fiber will fire.

Impulse

A sudden strong and unreflective urge or desire to act.