topic TTest_sig() function? in QlikView https://community.qlik.com/t5/QlikView/TTest-sig-function/m-p/201506#M59564 <HTML><HEAD></HEAD><BODY><P>Well I might be bit lit with my response, but yes it's fairly easy to use: </P><P></P><P>ttest_sig( dimension, measure ) </P><P></P><P>where dimension is typically a (calculated) dimension seperating your data into two groups. And the function returns the two-tailed p-value, that both data sets belong to the same population (0-hypothesis), assuming equal variance for both groups. The variant that assumes unequal variances appears to be bugged.</P></BODY></HTML> Mon, 18 Jul 2011 16:00:30 GMT 2011-07-18T16:00:30Z TTest_sig() function? https://community.qlik.com/t5/QlikView/TTest-sig-function/m-p/201505#M59563 <HTML><HEAD></HEAD><BODY><P></P><P>Does anyone have any tips on using this formula? I'm trying to use it and it will only return null or 0.</P><P>I've checked the help, the reference guide, forum, and goog.</P><P>Any pointers would be valued.</P><P>Thanks in advance</P></BODY></HTML> Wed, 06 Apr 2011 19:15:28 GMT https://community.qlik.com/t5/QlikView/TTest-sig-function/m-p/201505#M59563 2011-04-06T19:15:28Z TTest_sig() function? https://community.qlik.com/t5/QlikView/TTest-sig-function/m-p/201506#M59564 <HTML><HEAD></HEAD><BODY><P>Well I might be bit lit with my response, but yes it's fairly easy to use: </P><P></P><P>ttest_sig( dimension, measure ) </P><P></P><P>where dimension is typically a (calculated) dimension seperating your data into two groups. And the function returns the two-tailed p-value, that both data sets belong to the same population (0-hypothesis), assuming equal variance for both groups. The variant that assumes unequal variances appears to be bugged.</P></BODY></HTML> Mon, 18 Jul 2011 16:00:30 GMT https://community.qlik.com/t5/QlikView/TTest-sig-function/m-p/201506#M59564 2011-07-18T16:00:30Z