Answer
P(3) = 0.2786
Work Step by Step
Using formula $P(x) = _{n}C_{x}p^{x}(1-p)^{(n-x)}$, we have:
P(12) = $_{8}C_{3}0.35^{3}(1-0.35)^{(8-3)}$
= 56. 0.0429 . 0.1160
= 0.2786
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