What Position in the Distribution Corresponds to a Z-Score of Z

question 21

Multiple Choice

What position in the distribution corresponds to a z-score of z = +2.00?​

• A)Above the mean by 2 points​
• B)​Above the mean by a distance equal to 2 standard deviations
• C)​Below the mean by 2 points
• D)​Below the mean by a distance equal to 2 standard deviations

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Definitions:

Breccia

A rock composed of broken fragments of minerals or rock cemented together by a fine-grained matrix that can be similar or different in composition to the fragments.

Braided River

A river that consists of a network of small channels separated by small and often temporary islands called braid bars.

Debris Flow

Downhill-flowing slurries of loose rock, mud, and other materials, and the resulting landform and sedimentary deposit; sometimes called a mudflow.

Rock Characteristics

The inherent properties of rock, including mineral composition, grain size, texture, hardness, and color, which differentiate one rock type from another.