List of statistical software

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Statistica minitab
SAS uni edition free

opnestat free
http://openstat.en.softonic.com/download


free software list
http://www.predictiveanalyticstoday.com/top-free-statistical-software/

Commercial soft list from American Statistical Assoc
http://www.amstat.org/careers/statisticalsoftware.cfm

hypothesis testing one visual one good, that is called maxstat lite