sas 9.3

  1. D

    How to estimate a Gaussian mixture model with the EM algorithm in SAS?

    I am trying to fit a univariate Gaussian Mixture Model with the EM algorithm. But I only found a package in R (mclust). Does anybody know an equivalent proc step in SAS 9.3? Many thanks in advance.
  2. S

    How to create value-weight returns from equal-weight returns when I have market caps?

    Hey SAS users! I'm creating a dataset where I want to calculate the value-weighted returns on 10 volatility portfolios (the portfolios are called 'volr', see section 3), but in my current file the returns are equal-weighted. For each stock I have the number of shares outstanding (shrout), the...