Product Market Fit Survey
Score the Sean Ellis very-disappointed survey against a supplied PMF cutoff.
Description
A product-market-fit survey share summarizes very-disappointed responses under a chosen cutoff.
A product-market-fit survey share summarizes very-disappointed responses under a chosen cutoff.1
Score the Sean Ellis very-disappointed survey against a supplied PMF cutoff.
When to use Product Market Fit Survey
Use this tool to score the Sean Ellis very-disappointed survey against a supplied PMF cutoff.
Prepare consistently defined customer counts, durations, costs or forecast assumptions. Keep aligned records and monetary amounts on a common period and currency basis.
How to use Product Market Fit Survey and understand its results
- Prepare consistently defined customer counts, durations, costs or forecast assumptions. Keep aligned records and monetary amounts on a common period and currency basis.
- Enter veryDisappointedResponses, totalResponses, minimumPmfFraction using the field table and calculation rules, then run the tool.
- Read veryDisappointedPercent, meetsSurveyThreshold. The explanation below defines the units, signs, ordering and any flags or placeholder values.
- If the tool reports an input issue, correct the values and run it again. Apply the stated assumptions when interpreting a successfully returned result.
| Input field | Meaning | Value type; see rules below | Requirement |
|---|---|---|---|
| veryDisappointedResponses | Very disappointed responses | number | Required |
| totalResponses | Total responses | number | Required |
| minimumPmfFraction | Minimum pmf fraction | number | Required |
Enter positive integer total, integer qualifying count within total and fraction threshold 0–1; return percent/inclusive gate.
share=qualifying/total; percent=100share Units, indexing, boundary conditions and exceptional cases are defined in the calculation rules above.
| Output field | Meaning | Value type |
|---|---|---|
| veryDisappointedPercent | Very disappointed percent | number |
| meetsSurveyThreshold | Meets survey threshold | boolean |
{
"input": {
"veryDisappointedResponses": 4,
"totalResponses": 10,
"minimumPmfFraction": 0.4
},
"output": {
"veryDisappointedPercent": 40,
"meetsSurveyThreshold": true
}
}Limitations and assumptions
No survey design, bias, confidence interval or PMF diagnosis is supplied.
Numeric inputs, where present, must be finite. Follow the calculation-specific rules for overflow, underflow and exceptional cases. Missing required fields, extra fields, wrong value types and violations of the calculation rules are input errors. A successfully returned false flag is an evaluated outcome; its meaning is explained above.
Alternative or Complementary methods
Use Feature Adoption Matrix: Segment feature adoption by reach and usage depth using caller-defined cutoffs. For a complementary task, use Activation Cohort Comparison: Compare activation rates between two consistently defined signup cohorts.
References
-
Product Market Fit Survey — tool.io
Similar or alternative tools
- Feature Adoption Matrix
Segment feature adoption by reach and usage depth using caller-defined cutoffs.
- Activation Cohort Comparison
Compare activation rates between two consistently defined signup cohorts.