# Question

Refer to the oil-spill case study.

a. What are the populations of interest?

b. What are some factors other than flora density that may indicate that the oil spill has affected the marsh?

c. Describe a method for randomly selecting the tracts where flora density measurements were to be taken.

d. State several hypotheses that may be of interest to the researchers.

a. What are the populations of interest?

b. What are some factors other than flora density that may indicate that the oil spill has affected the marsh?

c. Describe a method for randomly selecting the tracts where flora density measurements were to be taken.

d. State several hypotheses that may be of interest to the researchers.

## Answer to relevant Questions

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