What Is the Power of a Statistical Test

question 6

Multiple Choice

What is the power of a statistical test?

• A) The probability that it will find an error when on exists
• B) The probability that it will not find an effect when one exists
• C) The probability that it will find an effect when one exists
• D) The probability that it will not find an error when one exists

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Definitions:

Pyroclastic Eruption

A volcanic eruption where hot fragments and magma are thrown into the air; also refers to a deposit or rock produced by such an event.

Dissolved Gas

Gas that is mixed in a solution, often referring to gases mixed in liquids such as water, which can affect water quality and marine life.

Porphyritic Texture

A texture in igneous rocks characterized by larger crystals, known as phenocrysts, embedded in a finer-grained matrix.

Fine Grained

Describes rocks or minerals that have a small grain size, often requiring magnification to be seen clearly.