Hypothesis Testing-Urgent

I have a dataset consisting of 10 quiz with more than 1000 unique students taking those test one by one. After each test student is given different grades. grade P for pass and F for fail. The one who do not pass the test takes another attempt . quiz at which students are likely to fail most ?

Give statistical significance of the answer for the quiz.

lets suppose i found that 6th quiz ,maximum fail attempt was there. Now how will i give my hypothesis testing?

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