The phrase "a sure conclusion" is correct and usable in written English.
It can be used when expressing confidence in the outcome or result of a reasoning process or argument.
Example: "After reviewing all the evidence, we reached a sure conclusion about the cause of the incident."
Alternatives: "a definite conclusion" or "a firm conclusion".
Loss of the ubiquitin ligase highwire consistently resulted in an increase in mutant Htt inclusion number and size in our cell culture model of HD and appeared to enhance the eye degeneration phenotype of mutant Htt, although the high degree of phenotypic variability with the UAS-hiw RNAi lines used made it difficult to reach a sure conclusion on the role of this gene in HD pathogenesis.
In this case, it is useful to examine the history of the ownership of the brewery and all related breweries before coming to a sure conclusion about the ownership of a brewery.
Now look into his eyes, deep into his sparkling eyes, and tell me that it is not a sure fire conclusion that this man's favourite party drink is Lemon Gin.
We do not suggest that the authors remove any of the biological data but rather present it as an application of the method, and make sure conclusions drawn from the results are well-supported.
If anything in the intelligence world can be a sure thing, the conclusion that Bush had blundered badly was it.
There is a lot of weaving around but he is on a sure path to a satisfying conclusion.
It follows, therefore, that the Categorical Imperative is the supreme principle of reason. That the Categorical Imperative is the supreme principle of reason is, to be sure, a conclusion that Kant never states as such.
I haven't finished the game yet, but I'm sure a stirring conclusion awaits those who do.
Fifth, he's a hard worker and wants to do things "better than very good" (making sure the conclusion of an English paper was just right).
If that's true, if human eloquence can be traced from a primal message signifying "Gimme," I'm not sure what conclusion to draw about our species.
The only way to make a real dent in corporate crime is to make sure the conclusion they come to is yes.
