The North American Plate

question 2

Multiple Choice

The North American Plate

• A) extends from coast to coast in the United States and is completely covered by land.
• B) extends from the middle of the Atlantic Ocean to the edge of the Pacific Plate.
• C) contains the eastern half of North America and parts of western Europe.
• D) has only subducting boundaries.
• E) contains only the western half of North and South America.

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Definitions:

Test Statistic

A value calculated from sample data that is used in statistical hypothesis testing to determine whether to reject the null hypothesis.

Null Hypothesis

A default hypothesis that there is no significant difference or relationship between specified populations, or variables.

P-value

The chance of witnessing outcomes in a test that are as or more extreme than what was actually seen, assuming that the null hypothesis is true.

Significance Level

A threshold set by researchers in hypothesis testing that determines the probability of rejecting a true null hypothesis, often denoted by alpha (α).