Looking on the internet deeply has found these results:

mistake in is the most popular phrase on the web.

mistake for 1288,000 results on the web	mistake in 113,400,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
mistake for. Take someone or something for ... abandon the past. That too is a painful mistake, a grave mistake for Jews in America, because... Irena Klepfisz. mistake for. v. To wrongly perceive that someone or something is someone or something else: I'm sorry to have bothered you—I mistook you for a friend of mine . This is the British English definition of mistake for. View American English definition of mistake for. Change your default dictionary to American English. See also ... (redirected from mistake for) Also found in: Medical, Legal, ..... he took my hat in mistake for his → confundió mi sombrero con el suyo to make a mistake (gen) ...	Even Bill Murray makes that mistake in the first scene of Ghostbusters. I won't make that mistake in the future. No, he made a mistake in Germany. I made a mistake in the second phrase. I've made a mistake in the construction. I regret to inform you that there has been a mistake in tabulating the election results. Maybe you made a mistake in the programming. A small mistake in the writing.

mistake for

1288,000 results on the web

mistake in

113,400,000 results on the web

More popular!

mistake for. Take someone or something for ... abandon the past. That too is a painful mistake, a grave mistake for Jews in America, because... Irena Klepfisz.
mistake for. v. To wrongly perceive that someone or something is someone or something else: I'm sorry to have bothered you—I mistook you for a friend of mine .
This is the British English definition of mistake for. View American English definition of mistake for. Change your default dictionary to American English. See also ...
(redirected from mistake for) Also found in: Medical, Legal, ..... he took my hat in mistake for his → confundió mi sombrero con el suyo to make a mistake (gen) ...

Even Bill Murray makes that mistake in the first scene of Ghostbusters.
I won't make that mistake in the future.
No, he made a mistake in Germany.
I made a mistake in the second phrase.
I've made a mistake in the construction.
I regret to inform you that there has been a mistake in tabulating the election results.
Maybe you made a mistake in the programming.
A small mistake in the writing.