A Researcher Has Calculated the 95% Confidence Interval

question 38

Multiple Choice

A researcher has calculated the 95% confidence interval. What does that mean?

• A) The process she used captures the true population statistic 95% of the time in the long run
• B) She can be "95% confident" that her interval will include the population parameter
• C) She can be "5% confident" that her interval will includes the population parameter
• D) She can reject the null hypothesis.

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Definitions:

Biosphere

Zone of air, land, and water at the surface of the Earth, in which living organisms are found.

Lithosphere

The rigid outer layer of the Earth, consisting of the crust and the upper mantle, involved in plate tectonics and continental drift.

Biome

A large community of plants and animals that occupies a distinct region defined by its climate, flora, and fauna.

Biotic Potential

The maximum reproductive capacity of an organism under optimum environmental conditions.