 
			 
			MCQOPTIONS
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				| 1. | What is the condition for dispersion without deviation? | 
| A. | - =0 | 
| B. | + =0 | 
| C. | <sup> </sup>=0 | 
| D. | ( frac { delta}{ delta^{ }} )=0 | 
| Answer» C. <sup> </sup>=0 | |