An Abandoned Field in an Industrial Region Has Been Found

question 6

Multiple Choice

An abandoned field in an industrial region has been found to contain high levels of nonbiodegradable organic compounds.Recognizing the specific nature of the contaminants,plants that accumulate these chemicals are grown on the soil and then disposed of as toxic waste.This cleanup method illustrates

• A)bioremediation.
• B)phytoremediation.
• C)hydroponic intervention.
• D)remediation by incineration.

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Definitions:

Standard Deviation

A figure that gauges the scatter of data points around the mean value, demonstrating the extent of dispersion.

Test Statistic

A standardized value used in statistical hypothesis testing to determine whether to reject the null hypothesis.

Null Hypotheses

A statement used in statistical testing which indicates that no significant difference or effect is expected.

p-value

A statistical measure that indicates the probability of the observed data, under the null hypothesis, being at least as extreme as it is; used in hypothesis testing.