SOLUTION: Suppose 30% of business majors major in accounting. You take a random sample of 3 business majors. What is the chance that exactly one majors in accounting?

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Question 1198147: Suppose 30% of business majors major in accounting. You take a random sample of 3 business majors. What is the chance that exactly one majors in accounting?
Answer by ikleyn(52778) About Me  (Show Source):
You can put this solution on YOUR website!
.

    P = C%5B3%5D%5E1%2A0.3%5E1%2A%281-0.3%29%5E2 = 3%2A0.3%2A0.7%5E2 = 0.441.    ANSWER

Solved.

It is a binomial distribution problem, so I applied a standard formula for the probability in this case.

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To see many other similar  (and different)  solved problems,  look into the lessons
    - Simple and simplest probability problems on Binomial distribution
    - Typical binomial distribution probability problems
in this site.

You will find there many similar typical problems of this class,  solved and explained in all details.

After reading these lessons,  you will be able to solve such problems on your own, which is your
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