A Movie Critic Rates a Movie on a Scale from One

question 29

Multiple Choice

A movie critic rates a movie on a scale from one (lowest) to four (highest) stars.What scale of measurement are the ratings?

• A) nominal
• B) ordinal
• C) interval
• D) ratio

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Definitions:

Glycolysis

Set of reactions that convert glucose to two pyruvate for a net yield of two ATP and two NADH.

Phosphate Group

A functional group consisting of a phosphorus atom bonded to four oxygen atoms, crucial in the structure of DNA and energy transfer.

Antioxidant Molecules

Compounds that prevent oxidation, a chemical reaction that can produce free radicals and thus damage cells.

Free Radicals

Highly reactive molecules with unpaired electrons that can cause damage to cells and DNA, playing a role in aging and various diseases.