MCQOPTIONS
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				| 1. | 
                                    Bias reflects the: | 
                            
| A. | The differences in observed accuracy and/or precision experienced over the range of measurements made by the system. | 
| B. | The difference between observed measurements and a "true" value obtained from a master or gold standard | 
| C. | Different levels of variability in different operating regimes, resulting from warm-up effects, environmental factors, inconsistent operator performance | 
| D. | None of the above | 
| Answer» C. Different levels of variability in different operating regimes, resulting from warm-up effects, environmental factors, inconsistent operator performance | |