As the Standard Deviation of a Normal Distribution Increases, the Percentage

question 28

Multiple Choice

As the standard deviation of a normal distribution increases, the percentage of the area between ± 1 standard deviation will________.

• A) increase.
• B) stay the same.
• C) decrease.
• D) become non-symmetrical.

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Definitions:

Phalanges

The bones in the fingers and toes of humans and other vertebrates.

Cuneiform

Relating to the wedge-shaped bones or in the context of ancient writing systems, specifically an early system of writing with wedge-shaped marks.

Concussion

A type of traumatic brain injury caused by a blow to the head or body, a fall, or another injury that jars or shakes the brain inside the skull.

Temporal Bone

A bone of the skull, located at the sides and base of the skull, and housing the structures of the ears.