What Happened to the Forests of Easter Island

question 68

Multiple Choice

What happened to the forests of Easter Island?

• A)They disappeared after humans brought herbivores to the island.
• B)They never existed; the island has always been barren.
• C)They disappeared as a result of clear-cutting by humans.
• D)They have not existed for several million years.
• E)They disappeared when humans brought a tree disease to the island.

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Definitions:

Rejection Region

The range of values in hypothesis testing that, if the test statistic falls within, leads to the rejection of the null hypothesis.

Normal Population

A population with a distribution that follows a normal curve, characterized by symmetrical, bell-shaped graph.

Standard Deviation

A measure of the dispersion or variability within a dataset, quantifying the average distance of each data point from the mean.

Test Statistic

A calculated value from sample data used to assess the credibility of a hypothesis in statistics.