1.5: Deductive vs. Inductive Arguments

Deductive vs. Inductive Arguments

(A) Everyone who studied for the exam passed the class.

(B) Dave studied for the exam.

(Z) So, Dave passed the class.

Deductive vs. Inductive Arguments

(A) The basketball team lost their first game of the season.

(B) The basketball team lost their second game of the season.

(C) The basketball team lost their third game of the season.

(Z) So, the basketball team will lose their next game.

Deductive vs. Inductive Arguments

(A) Alice has a dog and it's friendly.

(B) Bob has a dog and it's friendly.

(C) Carol has a dog and it's friendly.

(Z) Therefore, all dogs are friendly.

Deductive vs. Inductive Arguments

(A) Most basketball players are tall.

(B) Bob is a basketball player.

(Z) Therefore, Bob is tall.

Inductive Argument

Deductive vs. Inductive Arguments

(A) It rained yesterday.

(B) It rained the day before yesterday.

(Z) So, it's going to rain again today.

Inductive Argument

Deductive vs. Inductive Arguments

(A) It rained yesterday.

(B) It rained the day before yesterday.

(Z) So, it has rained at least twice in the past few weeks.

Deductive Argument

Key Concepts

  • Deductive Arguments
  • Inductive Arguments

1.5: Deductive vs. Inductive Arguments

By Jesse Rappaport

1.5: Deductive vs. Inductive Arguments

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