Confidence Interval For Mean (t)-calculator
Use this calculator to compute the confidence interval for population mean when the population standard deviation is unknown.
| Confidence Interval Calculator for mean | |
|---|---|
| Sample Size ($n$) | |
| Sample Mean ($\overline{x}$) | |
| Sample Standard Deviation ($s$) | |
| Confidence Level ($1-\alpha$) | |
| Results | |
| Standard Error of Mean: ($SE$) | |
| t-critical value: ($t_{\alpha/2,n-1}$) | |
| Margin of Error: ($E$) | |
| Lower Confidence Limits: | |
| Upper Confidence Limits: | |
Reference
You can read step by step tutorial on Confidence Interval for mean sigma unknown, tutorial will help you to understand how to construct confidence interval for population mean when the population standard deviation is unknown with examples
