If the Scores on a Test Have a Mean of 26

question 14

Multiple Choice

If the scores on a test have a mean of 26 and a standard deviation of 4, what is the z-score for a score of 18?

• A) -2
• B) 11
• C) 2
• D) -1.41

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Definitions:

Essential Amino Acids

Indispensable amino acids that the body cannot synthesize on its own and must be obtained through diet.

Amine Group

A functional group and form of nitrogen compound found in amino acids and neurotransmitters, characterized by a nitrogen atom attached to one or more alkyl groups.

Oxidative Deamination

Oxidative deamination is a biochemical process in which an amine group is removed from an amino acid through oxidation, producing ammonia.

Amine Group

A functional group in organic chemistry comprising a nitrogen atom attached to hydrogen atoms, alkyl groups, or aryl groups, significant in biochemistry and pharmaceutical sciences.