The process of cross-checking to ensure that the data obtained from one monitoring and evaluation method are confirmed by the data obtained from a different method.
See also: "Data”, “Reliability”
The extent to which the data collection methods or tests accurately measure what they are supposed to. Valid evaluations are ones that take into account all relevant factors, given the whole context of the evaluation, and weigh them appropriately in the process of formulating conclusions and recommendations.
See also: “Data”
- In evaluation, refers to specific characteristics or attributes, such as behaviours, age, or test scores, that are expected to change or vary. For example, the level of adolescent drug use after being exposed to a drug prevention program is one variable that may be examined in an evaluation.
- In monitoring, refers to the elements of the indicator to be measured. For the indicator “Number of Member States, with the assistance of the Secretariat, having new or enhanced demand reduction strategies and programmes in place”, the variables/elements to be measured would be (a) the number of Member States having new demand reduction strategies and programmes in place with the assistance of the Secretariat, and (b) the number of Member States having enhanced demand reduction strategies and programmes in place with the assistance of the Secretariat.
See also: “Methodology form”