# Simplified Independent Complex Samples T-Test - Comparing Two Means

From Q

Where and are the two means and and are their Standard Errors, the test statistic is:

,

where:

- ,
- the groups have sample sizes of and respectively.

From Q

Where and are the two means and and are their Standard Errors, the test statistic is:

,

where:

- ,
- the groups have sample sizes of and respectively.