Statistics Homework

Posted on 2014-04-03 06:22:00 in Statistics by DRAKE

I am stuck on a question for my statistics homework. Here's the question:

A student is to answer 11 out of 20 questions on a test.

A) Find the number of ways the student can choose 11 questions out of 20 questions on the test.

B) Find the number of ways the student can choose if the student must answer the first 6 questions on the test

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