A Species Which Is in Peril of Immediate Extinction Throughout

question 38

Multiple Choice

A species which is in peril of immediate extinction throughout all or most of its range is referred to as:

• A)An endangered species
• B)An introduced species
• C)An extinct species
• D)A threatened species
• E)A keystone species

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Definitions:

Lowering Alpha

The process of reducing the alpha level, or the significance level, to decrease the likelihood of committing a Type I error in statistical hypothesis testing.

Type II Error

The error that occurs when a false null hypothesis is not rejected, implying a miss in detecting an actual effect or difference.

Highly Significant

A statistical term indicating that the results observed are very unlikely to have occurred by chance alone, often used for results with very low p-values.

Statistical Significance

Indicates that the probability of the observed results occurring under the null hypothesis is low, suggesting the results are not due to random chance.