## Z test Calculator for two means

Z test Calculator for two means | |||
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Sample 1 | Sample 2 | ||

Sample Mean | |||

Standard Deviation | |||

Sample Size | |||

Level of Significance ($\alpha$) | |||

Tail | Left tailed Right tailed Two tailed | ||

Results | |||

Standard Error of Diff. of Means: | |||

Test Statistics Z: | |||

Z-critical value(s): | |||

p-value: | |||