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There are 6 girls and 7 boys in a class. A team of 10 players is to be selected from the class. What is the probability that a randomly chosen team has 3 or 4 girls?

User Malorie
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2 Answers

3 votes

Answer:

answer 0.44

Explanation:

User Viktar Kava
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2 votes
The sample space in the problem is 6 girls and 7 boys. If ten players are to be chosen composing of three or four girls, then
for 3 girls:6C3 * 7C7 / 13C 10 = 0.06993
for 4 girls: 6C4 * 7C6 / 13C 10 = 0.3671
we add the two and the answer is 0.4371
User Jaba
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