question: gets the value of the zscore property . concode_field_sep BigInteger numobs concode_elem_sep BigDecimal obsval concode_elem_sep BigDecimal mean concode_elem_sep BigDecimal mindiff concode_elem_sep BigDecimal zscore concode_elem_sep BigDecimal stdev concode_elem_sep String atoms concode_field_sep BigInteger getNumobs concode_elem_sep void setZscore concode_elem_sep void setStdev concode_elem_sep String getAtoms concode_elem_sep void setMean concode_elem_sep BigDecimal getObsval concode_elem_sep void setObsval concode_elem_sep BigDecimal getStdev concode_elem_sep void setAtoms concode_elem_sep BigDecimal getMean concode_elem_sep void setNumobs concode_elem_sep void setMindiff concode_elem_sep BigDecimal getMindiff
target: BigDecimal function ( ) { return zscore ; }