_____ Is an Indicator of Reliability in Which the Researcher

question 10

Multiple Choice

_____ is an indicator of reliability in which the researcher calculates the correlation of each item with every other item.

• A) Test-retest
• B) Split-half
• C) Cronbach's alpha
• D) Pearson product-moment coefficient

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Definitions:

Epinephrine

A hormone and neurotransmitter also known as adrenaline, responsible for the fight-or-flight response in mammals.

Norepinephrine

is a neurotransmitter and hormone important in the body's response to stress and regulation of mood, attention, and arousal.

Acetylcholine

A neurotransmitter involved in many functions including muscle movement and memory formation.

Endorphins

Endorphins are neurotransmitters produced by the brain that act as natural painkillers and mood enhancers, often released during stress and physical activity.