To design a modified control chart, we must have a good estimate of __ – McqOptions

MCQOPTIONS

1.	To design a modified control chart, we must have a good estimate of __ available.
A.	‚âà√≠¬¨‚à´
B.	‚âà√¨‚àö√¢
C.	‚âà√≠¬¨‚à´<sup>2</sup>
D.	process variance
Answer» C. ‚âà√≠¬¨‚à´<sup>2</sup>

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