<Tr> <Td> SAS </Td> <Td> PROC TTEST </Td> <Td> See (9) </Td> </Tr> <Tr> <Td> Java </Td> <Td> tTest (sample1, sample2) </Td> <Td> See (10) </Td> </Tr> <Tr> <Td> Julia </Td> <Td> EqualVarianceTTest (sample1, sample2) </Td> <Td> See (11) </Td> </Tr> <Tr> <Td> Stata </Td> <Td> ttest data1 = = data2 </Td> <Td> See (12) </Td> </Tr>

Two sample t-test unequal variance degrees of freedom