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Two sources of variation in the length of hex bolts exist. Production variation and measurement error. The QC manager knows that the standard deviation from these sources is 0.24" and 0.43" , respectively. What is the total standard deviation.
A . .10 inch.
B . .19 inch.
C . .34 inch.
D . .49 inch.
E . .67 inch.
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更多 “ Two sources of variation in the length of hex bolts exist. Production variation and measurement error. The QC manager knows that the standard deviation from these sources is 0.24" and 0.43" , respectively. What is the total standard deviation.A . .10 inch.B . .19 inch.C . .34 inch.D . .49 inch.E . .67 inch. ” 相关考题
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