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Confidence Interval for Mean (t) Calculator

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

Confidence interval for mean when signma unknown

Confidence interval for mean when signma unknown Examples

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