It Takes an Average of How Many Years After One

question 13

Multiple Choice

It takes an average of how many years after one begins smoking to become a regular smoker?

• A) 2 to 3
• B) 4 to 5
• C) 6 to 7
• D) 8 to 9

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Definitions:

Universal Instantiation

A logical rule stating that if something is true for everything in a certain set, then it is true for any specific thing in that set.

Universal Instantiation

A logical rule of inference that allows the derivation of a particular instance from a general statement, often used in formal proofs.

Universal Generalization

A logical rule that states if something is true for all members of a class, it is true in general.

Quantifier Negation

A logical operation that reverses the scope of a quantifier in a statement, changing its overall truth value.