The phrase "a reasonable certainty that" is correct and usable in written English.
It can be used when expressing a level of confidence or assurance about a particular outcome or situation.
Example: "The investigation provided a reasonable certainty that the suspect was at the scene of the crime."
Alternatives: "a fair assurance that" or "a strong likelihood that".
According to the Rules of Engagement, this means that there must be a "reasonable certainty" that the person is displaying hostile intent, or is behaving in a hostile manner, before soldiers may attack.
Nor, the judge said, could Mr. DeChristopher have known with a reasonable certainty that a bad result for the climate or the environment would definitely occur if he did nothing.
I need to see that somebody has the core group of skills so that I have a reasonable certainty that they're going to succeed".
If we see a statistically significant reduction in violence after release we can say with a reasonable certainty that the program is 'what works' in reducing violence after prison.
Monsanto says on its website that tallowamine-based products "do not pose an imminent risk for human health when used according to instructions" and points out that in 2009 the EPA exempted the surfactant from legal limitations on residues in food, because there "is a reasonable certainty that no harm will result to the general population…".
Specifically, the statute requires that U.S. EPA "ensure that there is a reasonable certainty that no harm will result to infants and children from aggregate exposure to the pesticide chemical residue" [ FQPA 1996, 21 U.S.C. §346(b)(2)(A)(i)].
GRAS ingredients are supposed to meet the same safety standard as food additives that undergo a full FDA review — a standard of "reasonable certainty" that no harm will result from consuming them. .
Also on Wednesday, safety investigators in the United Arab Emirates concluded "with reasonable certainty" that a fire that started in cargo containing lithium batteries caused the crash of a Boeing 747-400 cargo plane in the desert near Dubai three years ago.
An insurgent is positively identified if there is "reasonable certainty" that he belongs to a declared hostile group.
In most status-based operations, soldiers must identify combatants by name, and then prove, with reasonable certainty, that they are members of a terrorist organization before they can be killed.
"I can probably say with reasonable certainty that I've never received a seven-page letter with this kind of detail, where someone took the time to tell me about their mother," Dr. Fillit said during cross-examination.
