Rayovac type- D batteries have a continuous use life that is normally distributed ...
guru2009 (Not rated)
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Rayovac type- D batteries have a continuous use life that is normally distributed ...
8 years ago
(a) μ = 21, σ = 1.38 z = (x – μ)/σ = (22 – 21)/1.38 = 0.7246 ...
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