Decision-Making Biases
Unit bias
Assuming one unit is the right amount.
What Is Unit bias?
Unit bias is a thinking trap where assuming one unit is the right amount.
How It Tricks You
It can make one option feel obvious before the tradeoffs have been checked.
Real-World Example
A person eats the whole bag because one bag feels like one serving.
Seen Online As
- The fast interpretation is doing more work than the evidence.
- The claim feels obvious before the check question is asked.
- A shortcut is making the judgment feel more certain than it is.
What To Ask Instead
Who decided this portion or quantity?
Related Thinking Traps
Common Situations
Quick FAQ
What is Unit bias?
Assuming one unit is the right amount.
What is an example of Unit bias?
A person eats the whole bag because one bag feels like one serving.
How do I spot Unit bias?
Who decided this portion or quantity?