If the Results of an Experiment Are Determined to Be

question 6

Multiple Choice

If the results of an experiment are determined to be statistically significant, then the experimenter should do which of the following?

• A) Reject the null hypothesis
• B) Accept the null hypothesis
• C) Reject the alternate hypothesis
• D) Increase the alpha level

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Definitions:

Hamilton's Rule

A principle in evolutionary biology stating that an individual will act to increase its own genetic success, potentially aiding related individuals at a cost to itself if the genetic benefits exceed the costs.

Intersexual Selection

A mode of natural selection where members of one biological sex choose mates of the other sex to mate with, often based on certain desirable characteristics.

Polyandry

A mating system in which a female mates with several males during a breeding season. Compare with polygyny.

Intrasexual Selection

A type of natural selection where members of one sex compete with each other for access to members of the opposite sex for reproduction.