Lakes and Streams with Limestone Rock Bottoms Are Less Susceptible

question 61

Multiple Choice

Lakes and streams with limestone rock bottoms are less susceptible to

• A)high levels of BOD.
• B)anaerobic organisms.
• C)acidification.
• D)low DO.

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Definitions:

Skewed Distribution

Describes a situation in data distribution where the results are not symmetrically distributed, often leaning towards one side, either left or right.

Standard Deviation

A measure of the amount of variation or dispersion in a set of values, indicating how spread out the values are from the mean.

Normal Model

A statistical model based on the normal (Gaussian) distribution, depicting how data points vary or are distributed around the mean.

Standard Deviation

An index reflecting how significantly a series of statistics diverges or spreads.