There may be simple measures that can achieve adequate results for some questions, making them candidates for inclusion. On the other hand, extensive questionnaires or classroom observation might be necessary to determine the extent to which, or the manner in which, teachers used particular instructional techniques. The plan should then outline the data that will be collected and how the information gathered will relate to each evaluation question. All Functions Evaluation is labor intensive. Evaluation Planning formulating the overall evaluation strategy and identifying or developing the necessary evaluation instruments.
Some problems arise so often in conducting evaluations that they are noted here.
There may be governmental or institutional research regulations to meet in drawing up an evaluation plan. In addition, states have rules regarding research with human subjects, especially when programs ask questions about behavior. These rules may deal with confidentiality or parental consent. Evaluators must ensure that all such requirements are addressed when the evaluation is being planned. There may be difficulty in determining appropriate groups with which to compare program participants in order to study program outcomes or impact.