Tolerances are specified to allow reasonable leeway for imperfections and inherent variability without compromising performance.
The psycholinguistic unity of inherent variability: Old Occam whips out his razor.
Two studies have concluded that the demonstrated inherent variability is not great enough to account for the Little Ice Age.
All processes have inherent statistical variability which can be evaluated by statistical methods.
The remaining thirty percent can be attributed to unknown, lurking variables or inherent variability.
This fact interacts with inherent environmental variability (e.g. in soils, climate, topography, etc.), which is also a function of area.
But accuracy has been hampered by many difficulties, from the differences in telephone connections and microphones to the inherent variability of the human voice.
The pitfalls of allowing a computer to attempt these tasks stem in part from their inherent variability.
Studies in this field are difficult to interpret due to the inherent variability of the measurements of platelet function.
Moreover they vary according to age, and perhaps from vigour of growth, and there seems inherent variability, as Strasburger (whom I quote) found with spores.