How it works
Harmonic mean = count / Σ(1/value). All entries must be strictly positive.
Input definitions
- Positive numbers
- Plain text; maximum 200,000 characters.
A worked example
- Positive numbers
- 1,2,4
Assumptions & limits
Uses the units and scope stated in the input labels. Results are rounded for display; verify the model is appropriate for your situation.
Sources & review
Maintained by AnsRio. Methods and examples use automated checks; this does not imply independent professional certification.
Method updated 2026-10-18. Content checked against the stated method and examples. Our verification approach.
Common questions
When is the harmonic mean useful?
It can average rates over equal distances or equal workloads. It is not interchangeable with the arithmetic mean of equally timed observations.
How does Harmonic mean work?
Harmonic mean = count / Σ(1/value). All entries must be strictly positive.
What should I check before using Harmonic mean?
Uses the units and scope stated in the input labels. Results are rounded for display; verify the model is appropriate for your situation.