If I want to compare the mean differences between 2 groups (treatment 1 and control) and (treatment 2 and control), what kind of test should I use? I am checking wilcoxon test. ]]>

As is, the question makes no sense. Significance has to relate to a hypothesis. What is your hypothesis?

Peter

]]>I have a database of 8000 records and each record is broken down in to 50 attirbutes. These attributes are a percentage scale, so can go from 0 to 100.

What is the best way of determining their significance in SPSS please?

Thanks ]]>

I have a database of 8000 records and each record is broken down in to 50 attirbutes. These attributes are a percentage scale, so can go from 0 to 100.

What is the best way of determining their significance in SPSS please?

Thanks ]]>