Which of the Following Situations Is Extraordinarily Unlikely

question 19

Multiple Choice

Which of the following situations is extraordinarily unlikely?

• A) A reliable test is valid.
• B) A valid test is unreliable.
• C) A invalid test is unreliable.
• D) An unreliable test is invalid.

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Definitions:

Oxidized

A chemical process where a molecule, atom, or ion loses electrons, often leading to its reaction with oxygen.

Reduced

Often refers to the gain of electrons or decrease in oxidation state by a molecule, atom, or ion.

Ionized

The state of an atom or molecule when it has lost or gained one or more electrons, thus carrying a charge.

Phosphorylation

Reaction in which a phosphate group is added to a molecule.