ref: 943914d639b29fbd6a40d3df941c9947a5b555e9
dir: /stt/db/
2.5 1 1541980172 1542066572 arithmeticmean.ms 2.5 1 1541980172 1542066572 variance.ms 2.5 1 1541980172 1542066572 variance.2.ms 2.5 1 1541980172 1542066572 stddeviation.ms 2.5 1 1541980172 1542066572 variancedist.ms 2.5 1 1541980172 1542066572 variancedist.2.ms