Unfrozen Ground in a Region of Discontinuous Permafrost Is Known

question 86

Multiple Choice

Unfrozen ground in a region of discontinuous permafrost is known as

• A)nunatak.
• B)talik.
• C)cryotic zone.
• D)patterned ground.
• E)freeze-thaw zone.

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Definitions:

V(X)

The variance of a random variable X, representing the expectation of the squared deviation of X from its mean.

V(Y)

The notation for the variance of a random variable Y, measuring the spread of its values.

Joint Probability

The probability of two events occurring together or at the same point in time.

E(XY)

The expected value of the product of two random variables, indicating their joint variability.