If a Sample with 40 Values Has a Standard Deviation

question 3

Multiple Choice

If a sample with 40 values has a standard deviation of 16, what would the standard error be?

• A) 2.5
• B) 5.0
• C) 7.5
• D) 10.0

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Definitions:

All-or-none

A principle stating that the strength of a response of a nerve cell 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.

Acetylcholine Agonist

A substance that mimics the action of acetylcholine, a neurotransmitter involved in memory and muscle contraction.

Acetylcholine

A neurotransmitter involved in many functions, including muscle movement, heart rate, memory, and learning.

Nicotine

A stimulant drug found in tobacco products, which is highly addictive and affects the nervous system.