True or false: judging analogies

Exercise and reference answers

Questions

Statement is true
Yes
Statement
A relevant difference between the cases weakens the analogy.
Statement is true
No
Statement
Sharing a name is enough to make an analogy strong.
Statement is true
Yes
Statement
More relevant shared respects strengthen the analogy.
Statement is true
Yes
Statement
An analogy can be strong yet still lead to a false conclusion.
Statement is true
No
Statement
An analogy establishes its conclusion with certainty.

What makes one argument by analogy better than another. Source: Logic: Deductive and Inductive, Carveth Read (1898), public domain.