The Enlarged Thorns of Swollen Thorn Acacias Provide Ants with

question 12

Multiple Choice

The enlarged thorns of swollen thorn acacias provide ants with

• A) a source of sugar.
• B) a source of protein.
• C) a source of fats.
• D) living space.
• E) a habitat for their prey species.

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Definitions:

T-statistic

A type of statistic used in hypothesis testing, determined by the difference between the sample mean and the population mean divided by the standard error.

Degrees Of Freedom

The number of values in a final calculation of a statistic that are free to vary.

Null Hypothesis

A statement or hypothesis in statistics that suggests no significant difference or effect; it is the hypothesis that researchers aim to test against.

Region Of Rejection

Values of a statistic that result in the decision to reject the null hypothesis.