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Standard Error of Regression Calculator
Calculate the standard error of a regression from residual sum of squares.
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S
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Calculate the standard error of a regression from residual sum of squares.
Standard Error of Regression Estimator
Enter your numbers below for an instant estimate.
0
💡 Tip: S = sqrt(SSR / (n – k – 1)).
How It Works
Key concepts behind this calculator
1
Enter Values
Fill in each field with your own numbers.
2
Calculate
Results update as you change the inputs.
3
Review
Read the breakdown and the explanation.
4
Adjust
Change values to compare scenarios.
Quick Reference Guide
Standard Quick Guide
Typical values for reference.
| SSR | n | k | S |
|---|---|---|---|
| 10 | 10 | 1 | 1.118 |
| 45 | 20 | 1 | 1.581 |
| 100 | 30 | 2 | 1.925 |
| 500 | 100 | 3 | 2.282 |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Common Questions
Standard Error of Calculator FAQ
Answers to common questions about this calculator.
Residuals.
It gives a quick estimate of standard error of regression from the values you enter.
No. It is a planning estimate, so check important figures with a professional or official source.
Yes. Edit any field and the result updates when you calculate.