Continuous Variable: can take on any value between two specified values. Obtained by measuring. Discrete Variable: not continuous variable (cannot take on any value between two specified values).

A continuous r. v. can only hypothetically assume any value on a continuum. When only an approximating discrete r. v. ("discretization") is observable, estimation procedures employing the hypothetical ...

The purpose of this study was to determine the treatment protocol, in terms of dose fractions and interfraction intervals, which minimizes normal tissue complication probability in the spinal cord for ...