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    Question

    P(defective) = 0.04. Find probability that exactly 2 of

    3 laptops are defective.
    A 0.004008 Correct Answer Incorrect Answer
    B 0.004608 Correct Answer Incorrect Answer
    C 0.004625 Correct Answer Incorrect Answer
    D 0.005608 Correct Answer Incorrect Answer

    Solution

    ATQ, → P = C(3,2)(0.04)²(0.96) = 3×0.0016×0.96 = 0.004608

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