The phrase "indisputable conclusion" is correct and can be used in written English.
It is often used to refer to a statement or belief that is beyond doubt or debate. Example: After extensive research and analysis, the scientists came to the indisputable conclusion that human activity is the main cause of climate change.
See, I've been following the whole Colin Powell phenomenon, and it's led me to an indisputable conclusion: The first Jew to be elected President of the United States will be a four-star general.The punchline was that the highest-ranking chosen person in the armed services was comptroller of the Coast Guard.Nonetheless, Mr Franken and Mr Specter will probably get along swimmingly.
We are left with the indisputable conclusion that we parents need to calm down and let the poor kids breathe a little.
But once I reached the end of my prophetic investigative journey I reached one clear and indisputable conclusion.
Whether one counts air and water pollution in California or vaccination rates in Bangladesh or life expectancy in Japan, his conclusion is indisputable.
The problem with the article was that some key facts were wrong, or at least subject to much different interpretation, even if its broader conclusion was indisputable: that city dwellers are capable of stunning indifference to their neighbors' life-and-death plights.
And, these days, it is as a resistance leader that the Palestinians, within the occupied territories and outside, look up to him.The one conclusion that seems indisputable is that the situation will worsen unless the Israelis and Palestinians can talk their way out of their blood-stained cul-de-sac.
Their conclusions: it was "indisputable" that the Bush administration engaged in torture which produced no useful intelligence, further endangered our troops abroad and could recur since the issue has neither been discussed nor resolved.
The facts supporting that conclusion are unambiguous, overwhelming, and indisputable.
In conclusion, our risk factor analysis provides indisputable targets to reduce RhD immunisations and subsequent HDFN at an apparently low practical and financial price, at least in the Netherlands.
Nevertheless, the general conclusion that R&D yields relatively high returns seems indisputable.
If we take seriously the conclusions of these recent neuroscientific studies, one fact is indisputable: whatever the figures for books sales (either in print or digital form), reading for pleasure has been in serious decline for over a decade.
