Free business assumption testing template

Load-Bearing Assumption Map

Identify, score, and test the business assumption most likely to break your idea before you build the thing around it.

Process

01 State the idea plainly.

02 Score uncertainty and consequence.

03 Test the highest risk before results arrive.

Business idea

Blank worksheet

State the idea plainly

Assumptions

Score = uncertainty x consequence.

Six assumption rows with uncertainty, consequence, calculated score, and load-bearing candidate status.
Type	Assumption	Uncertainty	Consequence	Score	Status
Person	Person assumption	Person uncertainty score	Person consequence score	-	Awaiting score
Problem	Problem assumption	Problem uncertainty score	Problem consequence score	-	Awaiting score
Behavior	Behavior assumption	Behavior uncertainty score	Behavior consequence score	-	Awaiting score
Value	Value assumption	Value uncertainty score	Value consequence score	-	Awaiting score
Product	Product assumption	Product uncertainty score	Product consequence score	-	Awaiting score
Trust	Trust assumption	Trust uncertainty score	Trust consequence score	-	Awaiting score

Add an assumption and score both dimensions to identify the first candidate to test.

Test

Write the belief, test, and thresholds before results arrive.

Selected load-bearing assumption Testable belief Smallest credible test

Decision thresholds

Pre-commit to Continue, Change, and Stop before the test starts.

Continue Change Stop this approach

Actions

Download the fillable PDF

The demo is illustrative working judgment, not validation. This tool runs entirely in the browser and does not submit, upload, store, or transmit worksheet content.