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Algebra help please

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There are 12 red checkers and 3 black checkers in a bag. Checkers are selected one at a time, with replacement. Each time, the color of the checker is recorded. Find the probability of selecting a red checker exactly 7 times in 10 selections. Show your work.
asked Dec 10, 2016 in ALGEBRA 2 by Doll_girl98 Novice

1 Answer

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There are image red checkers and image black checkers in a bag.

Checkers are selected one at a time, with replacement.

Each time, the color of the checker is recorded.

Probability of selecting a red checker exactly image times in image selections is image

image

Find the probability.

image

answered Dec 10, 2016 by Anney Mentor

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