An Introduction to R

Risanintegratedsuiteofsoftwarefacilitiesfordatamanipulation,calculationandgraphicaldisplay.Amongotherthingsithas•aneectivedatahandlingandstoragefacility,•asuiteofoperatorsforcalculationsonarrays,inparticularmatrices,•alarge,coherent,integratedcollectionofintermediatetoolsfordataana