Illusion of Validity

heuristics
representativeness

To think your judgement is valid, even when the evidence you have at hand is weak or unreliable.

NoteExample

Product packaging

Assuming a product is good because of its packaging or wording.

“These chips are bound to be healthy!”

Also relates to: Representativeness Heuristic · Affect Heuristic · Overconfidence · Confirmation Bias · Familiarity