go to ORKG: http://orkg.org/orkg/predicate/P44087
    Standard deviation
- http://orkg.org/orkg/shapes/orkgc_C22045
 - http://orkg.org/orkg/shapes/orkgc_C22041
 - http://orkg.org/orkg/shapes/orkgc_C22044
 - http://orkg.org/orkg/shapes/orkgc_C22038
 - http://orkg.org/orkg/shapes/orkgc_C22047
 - http://orkg.org/orkg/shapes/orkgc_C22043
 - http://orkg.org/orkg/shapes/orkgc_Contribution
 - http://orkg.org/orkg/shapes/orkgc_Resource
 - http://orkg.org/orkg/shapes/orkgc_C22046
 - http://orkg.org/orkg/shapes/orkgc_C22039