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Standard deviation for the defective transistors

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Reference no: EM131098119

From past experience, a company has found that in cartons of transistors, 65% contain no defective transistors, 30% contain one defective transistor, 3% contain two defective transistors, and 2% contain three defective transistors. Find the standard deviation for the defective transistors.

Reference no: EM131098119

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