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True-false test

There are 10 questions on a true-false test. A student feels unprepared for this test and randomly guesses the answer for each of these.

a) What is the probability that the student gets exactly 7 correct?

b) What is the probability that the student gets exactly 8 correct?

c) What is the probability that the student gets exactly 9 correct?

d) What is the probability that the student gets exactly 10 correct?

e) What is the probability that the student gets more than 6 correct?

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Solution Preview :

Prepared by a verified Expert

Finance Basics: True-false test

Reference No:- TGS0681493

Have a Question? (oR Write a Review)

Recent Questions Asked Finance Basics

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Solution Preview :

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Reference No:- TGS0681493

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