Re-Analyze the Previous Data Using the Normal Approximation

question 19

Essay

Re-analyze the previous data using the normal approximation.
a. Calculate z and describe your conclusions.
b. Which analysis is more appropriate for these data? Explain.

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Definitions:

Phytoremediation

The use of plants to remove, degrade, or contain environmental pollutants from contaminated soil, water, or air.

Hydrogen Bonds

Weak bonds between partially positively charged hydrogen atoms and other partially negatively charged atoms, significant in the structure of water and biological molecules.

Transpiration

The pathway that water takes, moving from the roots to microscopic pores located on the leaf undersides, where it vaporizes and escapes into the surrounding air.

Mycorrhiza

Mutually beneficial partnership between a fungus and a plant root.