The Critical (Z) Value at the 99 Per Cent Confidence

question 54

Multiple Choice

The critical (Z) value at the 99 per cent confidence level equals:

• A) 0.01.
• B) 1.65.
• C) 1.96.
• D) 2.57.

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Definitions:

Main Connective

In logic, the operator within a proposition that determines the proposition's overall truth value; it links the main components of the proposition.

Symbolize

To represent or stand for something else, especially through the use of symbols or imagery.

Negation

A compound statement whose truth value is the opposite truth value of its component statement.

Disjunction

A logical operation that results in true if at least one of its premises is true.