Given That Z Is a Standard Normal Variable,the Variance of Z

question 107

Multiple Choice

Given that Z is a standard normal variable,the variance of Z:

• A)is always greater than 2.0.
• B)is always greater than 1.0.
• C)is always equal to 1.0.
• D)cannot assume a specific value.

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Definitions:

Syncline

A syncline is a fold in rock layers that slopes upward on both sides towards a central valley, usually indicating layers that were deposited in a basin.

Monocline

A geological fold in which all layers are inclined in the same direction, forming a step-like structure in the stratigraphy.

Sedimentary Rock

Rock formed by the deposition and subsequent cementation of mineral or organic particles on the floor of oceans or other bodies of water at the Earth's surface.

Metamorphic Equivalent

The rock type that results when another type of rock is subjected to metamorphism under specific conditions.