What is the Response Rate Calculator?
Calculate survey or study response rate from completed responses and invitations. ITS Research Solution keeps the interactive tool above the explanation so you can calculate first and then review the method used.
Formula or method
Response rate = completed responses / eligible invitations × 100%.
How to use this tool
Enter the requested values using consistent units, run the calculation and review the main result plus any supporting values. If 368 of 372 eligible participants respond, the response rate is 98.9%.
Interpretation and limitations
Define the denominator consistently and document exclusions when reporting response rates. Always check source data, units, rounding and discipline-specific requirements before using a result in assessed, published, regulated or high-stakes work.
Frequently asked questions
How is this result calculated?
Response rate = completed responses / eligible invitations u00d7 100%.
Can I use this result in formal academic or research work?
Use it as a transparent calculation aid, then verify the assumptions, units, rounding and any institution-, journal- or field-specific requirements before formal use.