It's impossible to administer it fairly and ethically, as the situation in Georgia clearly demonstrates.
As a result, brokerage firms argued, it is virtually impossible to know with certainty what the last trade was, and therefore something based on the old tick-test would be impossible to administer.
It is impossible to administer a fair admissions policy on the basis of someone (who?) deciding that this particular 11 year old is a future technologist, that one a future artist, and others future business or sports people.
Though state law required solitary confinement at night, the statute was impossible to administer due to the space constraints.
The approach we used with a genetic study makes it possible to investigate this aspect, which would not be possible using drugs (since it is impossible to administer psychoactive drugs only to the dam and not to the fetus, and vice versa).
Because it would have been impossible to administer in practice, we could not introduce an incentive programme without simultaneously making the supply more reliable.
However, in the busy daily setting of the CAMHS, where the study was carried out, it was impossible to administer structured interviews to a large group of patients, such as those evaluated in this survey.
Suicide attempts were divided into two subgroups: impulsive and non-impulsive attempts, following the definition of attempt planning proposed by Díaz et al. [ 12] using the SIS (in 13 subjects, it was impossible to administer the SIS due to clinical condition).
Zombies are impossible to eradicate.
Such reports are impossible to verify.
