Some Plants May Act as Pollution Sponges That Can Help

question 52

True/False

Some plants may act as pollution sponges that can help to clean up soil and water contaminated with hazardous chemicals.

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Definitions:

Chi-square Test

A statistical test used to determine if there is a significant difference between the observed frequencies and the expected frequencies in one or more categories.

Chi-square Test

A chi-square test is a statistical test used to determine if there is a significant difference between the expected frequencies and the observed frequencies in one or more categories.

Expected Frequencies

In statistics, these refer to the counts predicted by a probability model or hypothesis, used especially in the context of chi-squared tests.

Multinomial Experiment

An experiment that can result in one of more than two possible outcomes, where each outcome has a specific probability.