Z test calculator for one mean
| Z test Calculator for mean | |
|---|---|
| Population Mean ($\mu$) | |
| Population Standard Deviation ($\sigma$) | |
| Sample Size ($n$) | |
| Sample Mean ($\overline{x}$) | |
| Level of Significance ($\alpha$) | |
| Tail : | Left tailed Right tailed Two tailed |
| Results | |
| Standard Error of Mean: | |
| Test Statistics Z: | |
| Z-critical value: | |
| p-value: | |
