If a Plowed Farm Field Was Restored to Natural Prairie,we

question 58

Multiple Choice

If a plowed farm field was restored to natural prairie,we would expect that

• A)flooding would be more common in the related watershed.
• B)more pollutants would flow into the watershed.
• C)erosion of the soil would decrease.
• D)less water would be retained in the groundwater reservoir.

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Definitions:

Standard Normal Distribution

A normal distribution with a mean of 0 and a standard deviation of 1, used as a basis for comparing other normal distributions.

Finite Population Correction Factor

A statistical adjustment made to the standard error of a sample mean or proportion when sampling without replacement from a finite population.

Sample Size

The number of observations or data points collected from a subset of a larger population in a statistical study.

Confidence Interval

A range of values, derived from sample data, that is believed to contain the true population parameter with a specified level of confidence.