3 years ago

Please help ASAP! Correct answer only! I need to finish this assignment today.

Mathematics

1 answer:

eimsori [14]3 years ago

3 0

Answer:

0.4762

Step-by-step explanation:

There are 9C5 = 126 ways to choose 5 candidates to give speeches. There are (5C3)(4C2) = 60 ways that 3 of those candidates can be biology majors (and the other two can be non-biology majors). The probability of interest is ...

60/126 ≈ 0.4762

nCk = n!/(k!(n-k)!)

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