Assertion: signal's value | /r/HasProperty | the sum of the values
Facets:
value: in matlab/octave notation
type: OTHER
Source sentences:
text: If random error is present, then a set of repeat measurements will yield results that are not all the same but rather vary or scatter around some average value, which is the sum of the values divided by the number of data values "d": sum(d)./length(d) in Matlab/Octave notation.