The phrase "mistaken determination" is correct and can be used in written English.
Example: Her mistaken determination to succeed at all costs caused her to push herself to the point of exhaustion.
No one should mistake our determination and our unity in carrying this through to success and that involves supporting the NTC," he said.
Whereas it's hard to see if Mr. McKenzie is keen to elicit the dramatic poetry within the traditional parts of the choreography of "Swan Lake," there's no mistaking his determination to force a fantasy-thriller narrative onto the old ballet.
Nobody would mistake the determination in Jackson as simply a cantankerous nature.
And while she's a hoot to listen to, there is no mistaking her determination to bring positive changes to the world.
But he is mistaken — all the determination in the world and a "utopia" of friends cannot suppress the terrible H.I.V. virus.
Issuing an apology, the IPT said: "The tribunal regrets the error which led to the mistaken attribution in its determination, but would emphasise that such error had no impact upon, and occurred after, its careful consideration and judicial determination of the facts before it".
He peppers a diffident conversation style with qualifications - he can hit the ball 'pretty' far, he can 'maybe' do 'quite' well' - but there is no mistaking his overall determination.
Boston was a good place to do that, a city for introverts whose poise and determination get them mistaken for extraverts.
A determination that BICEP2 was mistaken in the interpretation of its observations is not a major surprise.
The expression "conceived" (zhen pa) is here also indicative of a process of intentional determination that involves the mistaken identification of the conceptual fiction with extra-mental reality.
