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  1. M

    Performing multiple t-tests on different variables between the same two groups

    Hey everyone I would like to perform multiple t test on different variables ( let's say A B C D E ) in two different groups ( 1 2 ) and test if the means, variance, kurtosis is significantly different between A1 and A2, B1 and B2 etc. How do you think I should go about this in R or SAS ...
  2. M

    Benchmarking and Statistical Difference

    Hey everyone, I have a few issues and would really appreciate your help :) Thank you very much ! So here it goes : I have two levels ( A and B ), in different fiscal years ( 2007 - 2011 ) and approximately 15 variables. I would like to calculate the mean, variance, kurtosis and...