MCQOPTIONS
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| 1. |
What is the value of Zi in the standardized control chart for u-chart with variable sample size? |
| A. | ( frac{u_i+ bar{u}}{ sqrt{ frac{ bar{u}}{ bar{n}}}} ) |
| B. | ( frac{u_i+ bar{u}}{ sqrt{ frac{ bar{u}}{n_i}}} ) |
| C. | ( frac{u_i- bar{u}}{ sqrt{ frac{ bar{u}}{n_i}}} ) |
| D. | ( frac{u_i- bar{u}}{ sqrt{ frac{ bar{u}}{ bar{n}}}} ) |
| Answer» D. ( frac{u_i- bar{u}}{ sqrt{ frac{ bar{u}}{ bar{n}}}} ) | |