Answer
P(3) = 0.0607
Work Step by Step
Using formula $P(x) = _{n}C_{x}p^{x}(1-p)^{(n-x)}$, we have:
P(3) = $_{50}C_{3}0.02^{3}(1-0.02)^{(50-3)}$
= 19600. 0.000008 . 0.3869
= 0.0607
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