The evaluation of televised instruction

A significant amount of teaching is now being done by means of television. According to Goldman (2), about 80 cities in the United States have educational TV stations, most of which devote a substantial portion of their programing to in-school broadcasting. Thus, a question of increasing importance is the extent to which stated educational objectives may be achieved through televised instruction.2 Experts have come forth in support of both sides. However, dependable answers to this and other similar questions can be provided only by careful methodology and instrumentation of such evaluations. It is the purpose of this paper to propose an approach to the general problem of evaluating the attainment of the (particularly non