CPB Ljubljana 2018 course book

Accuracy and Precision  Errors

or „true“ value

Error

Accuracy is the closeness of agreement between a measured quantity and its “true value.” Error is the difference between the measured quantity and its reference value. Note that error in this context is not to be confused with a production error or mistake . In the radiation oncology context, however, the word “error” tends to be used for both measurement errors and mistakes .

Accuracy and Uncertainty Considerations in Modern Radiation Oncology, The Modern Technology of Radiation Oncology, J. Van Dyk, 2013