Step 1 Read the following:

• Scenario 1: 
  • (P) All humans are mortal.
  • (P) Socrates is human.
  • (C)Therefore, Socrates is mortal.
• Scenario 2: 
  • (P) All teachers are human.
  • (P) Socrates is human.
  • (C) Therefore, Socrates is a teacher.

Evaluate these two scenarios. Are there differences between the premise and argument of each scenario?

• What role do you believe evidence can or should play in developing rational inferences?
• By what criteria can you determine the strength of a conclusion supported with evidence?