For a Normal Curve,if the Mean Is 20 Minutes and the Standard

question 24

Multiple Choice

For a normal curve,if the mean is 20 minutes and the standard deviation is 5 minutes,then the area between 22 and 25 minutes is:

• A) 0.3413.
• B) 0.1554.
• C) 0.4967.
• D) 0.1859.
• E) 0.2248.

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Definitions:

Intellectual Disability

A situation marked by considerable deficits in both cognitive capabilities and adaptive actions, including a spectrum of daily life social and practical proficiencies.

Adaptive Abilities

The capability of individuals or species to adjust or change in response to new or altered environmental conditions.

Profound

Having deep insight or understanding; extremely meaningful or significant.

Moderate

Refers to being within reasonable limits; not excessive or extreme.