A Score That Is 2 Points Higher Than the Sample

question 27

Multiple Choice

A score that is 2 points higher than the sample mean has a z-score of z = 0.50,and a score of X = 44 has a z-score of -1.00.What is the sample mean?

• A)M = 40
• B)M = 46
• C)M = 48
• D)M = 50

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Definitions:

Standard Quantifier

A logical operator that specifies the quantity of specimens in the domain of discourse that satisfy a given condition.

Some

An unspecified amount or number of people or things.

Non-categorical

Relating to statements or propositions that do not fit into the standard categorical framework of logic, often not expressing a straightforward assertion about sets and their members.

Proposition

An expression that conveys a judgment or opinion.