The appraisal of health care services, i.e., the description of the value or benefit or utility of services, is difficult to falsify because these appraisals depend on individuals' preferences [ 8].
In its most general form, the Executive Dysfunction hypothesis in ADHD is difficult to falsify, as poor performance on a general executive function task is taken as evidence of an executive function deficit in ADHD, without conditions specified for testing alternative hypotheses.
The assumptions are difficult to justify or falsify and, more importantly, the approach contains no straightforward way to locate inconsistency.
Extensive video footage attributed to the attack in eastern Damascus (which we assess would be very difficult to falsify) is consistent with the use of a nerve agent, such as sarin, and is not consistent with the use of blister or riot control agents.
Once anything is added into the ledger, a record cannot be modified and it is very difficult to falsify entries.
It's very difficult to falsify transactions in a blockchain because each transaction generates a strong cryptographic signature.
What von Neumann meant is that a model with too many parameters is hard to falsify.
Assuming that she falsified not only her data but the very existence of Stap cells – and it's difficult to believe otherwise – why didn't she succeed?
But cases such as Dr Mori's – where work is flawed and falsified but the results themselves are not particularly surprising or sensational and may even corroborated by others who perform their experiments legitimately – the misconduct is difficult to detect.
There are strong evidences that a difficult to falsify biometric trait, the human heartbeat, can be used for identity recognition.
