Which of the Following Statements About the T-Distribution Is Not

question 7

Multiple Choice

Which of the following statements about the t-distribution is not true?

• A) Its shape is influenced by its degrees of freedom.
• B) It is a symmetrical, bell-shaped distribution.
• C) It has a mean of one and a standard deviation of one.
• D) It is contingent on sample size.

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Definitions:

Proposition

A statement or assertion that expresses a judgement or opinion, capable of being true or false.

Predicate Class

A class defined by a property that its members share, which is often specified by a predicate in logic or mathematics.

Universal

Pertaining to all members or elements in a given group or category without exception.

Copula

A word used to link the subject of a sentence with a predicate (a subject complement), such as the verb 'to be' in many contexts.