A single measurement cannot be precise. Precision is a measure of how close multiple measurements are to one another. Accuracy is how close a single measurement is to its true value.
A clock that can measure a point in time to 19 decimal places with respect to its true value is accurate.
A single measurement cannot be precise. Precision is a measure of how close multiple measurements are to one another. Accuracy is how close a single measurement is to its true value.
A clock that can measure a point in time to 19 decimal places with respect to its true value is accurate.