Jeremy Is Sitting Quietly When the Muscles in His Left

question 140

Multiple Choice

Jeremy is sitting quietly when the muscles in his left leg begin to "twitch." This activation of movement in his voluntary muscles is MOST likely due to the release of the neurotransmitter

• A)serotonin.
• B)dopamine.
• C)acetylcholine.
• D)norepinephrine.

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Definitions:

Bimodal Distribution

A probability distribution with two different modes or peaks, representing two prevalent outcomes or characteristics in a dataset.

Variance

A measure of dispersion that indicates the average squared deviation of each number in a set from the mean of the set.

Population

The entire pool from which a statistical sample is drawn and about which inferences are made.

Sample

A subset of a population used in statistical analysis to approximate the characteristics of the entire population.