Which of the Following Is TRUE

question 15

Multiple Choice

Which of the following is TRUE?

• A) A reliable measure is always valid
• B) A valid measure is never reliable.
• C) A valid measure is always reliable.
• D) A reliable measure is never valid.

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Definitions:

Dimethylpropane

A branched alkane with the formula C5H12, also known as isopentane, a component of some fuels.

Methyloctane

A type of hydrocarbon compound characterized by its chemical structure that includes an octane backbone with a methyl group attached.

Condensed Structural Formula

A condensed structural formula is a method of describing the elements or molecules that compose a compound and their arrangement in a compact form without drawing full structural diagrams.

Dimethylbutane

An organic compound with the formula C6H14, a type of alkane that is used as a fuel.