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1. |
Standardized R chart which uses control limits D3 and D4 has the value of (R_i^s ) = _________ |
A. | (R_i^s= frac{3R_i}{R_j} ) |
B. | (R_i^s= frac{R_i}{2R_j} ) |
C. | (R_i^s= frac{2R_i}{R_j} ) |
D. | (R_i^s= frac{R_i}{R_j} ) |
Answer» E. | |