News

Vector Psychometric Group, LLC (VPG) is pleased to announce the re-branded and updated websites for Scientific Software International (SSI), a wholly owned subsidiary.  The refreshed SSI Live™ website will be the single store front for VPG and SSI’s industry-leading statistical and psychometric s...

Vector Psychometric Group, LLC is pleased to announce the immediate availability of a public beta version of the brand new, entirely cloud-based software HLMix™ on SSI Live™. HLMix™ is a cloud-based program for analyzing 2- or 3-level hierarchically structured data with a wide range of outcome variable distributions and link functions. The program features a point-and-click interface compatible with any common web browser. Output is provided in both HTML and text format. In addition to standard output expected from multilevel…