A manufacturer knows from experience that the resistance of resistors he produces is normal with mean
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A manufacturer knows from experience that the resistance of resistors he produces is normal with mean μ = 150 Ω and standard deviation σ = 5 Ω. What percentage of the resistors will have resistance between 148 Ω and 152 Ω? Between 140 Ω and 160 Ω?
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