different group size in t test

[abdalla alsmadi-2]

dear all

how spss deal with different group size when computing t test for independent samples??

thank you

===================== To manage your subscription to SPSSX-L, send a message to [hidden email] (not to SPSSX-L), with no body text except the command. To leave the list, send the command SIGNOFF SPSSX-L For a list of commands to manage subscriptions, send the command INFO REFCARD

[Raimundas Vaitkevičius]

Dear Abdalla,

SPSS does this by the usual way - group  (sample) sizes are included into the formulas which calculate t statistics and its degrees of freedom. You can see these formulas in SPSS algorithms, statistics textbooks, wikipedia, etc.

Raimundas Vaitkevičius

Vytautas Magnus University, statistician and lecturer

On Thu, Jan 25, 2018 at 8:53 AM, abdalla alsmadi <[hidden email]> wrote:

dear all

how spss deal with different group size when computing t test for independent samples??

thank you

===================== To manage your subscription to SPSSX-L, send a message to [hidden email] (not to SPSSX-L), with no body text except the command. To leave the list, send the command SIGNOFF SPSSX-L For a list of commands to manage subscriptions, send the command INFO REFCARD

===================== To manage your subscription to SPSSX-L, send a message to [hidden email] (not to SPSSX-L), with no body text except the command. To leave the list, send the command SIGNOFF SPSSX-L For a list of commands to manage subscriptions, send the command INFO REFCARD