Which Variables Define the Ecological Life History of a Species

question 69

Multiple Choice

Which variables define the ecological life history of a species?

• A) the age at which reproduction begins, frequency of reproduction, and the number of offspring for each reproductive episode
• B) the ratio of females to males, the length of the breeding season, and the number of offspring for each reproductive episode
• C) the number of offspring produced over a lifetime by a breeding pair and the survivability of the offspring
• D) timing breeding sessions with optimal environmental conditions and the number of offspring produced during each breeding session
• E) the amount of parental care given after birth, the number of reproductive episodes per year, and the number of years females are capable of producing viable offspring

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Definitions:

Alternative Hypothesis

A statement in hypothesis testing that proposes a significant difference, effect, or relationship exists in the population, opposing the null hypothesis.

Test Statistic

A statistic whose calculated value is used to decide whether to reject the null hypothesis in a hypothesis test.

Population Distribution

The distribution of a characteristic within an entire population, described by parameters such as mean, variance, and standard deviation.

Null Hypothesis

A hypothesis that suggests there is no statistical significance between two variables, often used as a default hypothesis in testing.