Although Most of the World's Forests Are Shrinking,biologists Are Especially

question 19

Multiple Choice

Although most of the world's forests are shrinking,biologists are especially concerned about tropical forest loss because

• A)they contain such high biodiversity.
• B)tropical trees are the biggest trees in the world.
• C)they contain irreplaceable wood resources.
• D)there are fewer remaining tropical forests than any other forest type.
• E)All of these are reasons that biologists are especially concerned about tropical forest loss.

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Definitions:

Probability

A measure of the likelihood that an event will occur, expressed on a scale from 0 (impossible) to 1 (certain).

Statistic

A numerical value derived from a sample that represents a feature of the population from which it was drawn.

Research Hypotheses

Research hypotheses are statements made by researchers that propose a relationship or difference between variables, to be tested through experimental or observational study.

Statistical Hypotheses

Statements made about the relationships between variables, specifically in terms of whether a statistical relationship exists in the population that can be tested.