The Development of Blended Learning Implementation Questionnaire at the Universitas Negeri Medan

The purpose of this study was to produce a questionnaire instrument that was used as a measure of the implementation of Blended Learning among lecturers and students in Universitas Negeri Medan and to know the validity of the instruments developed. The method used is Research and Development by adopting the Borg and Gall models. The stages that are passed are limited to the preliminary stage, instrument design, and instrument development. In the preliminary stage carried out in Universitas Negeri Medan identifying the components of the implementation of Blended Learning, the design stage compiles the instrument indicators as a measurement tool for Blended Learning by developing 5 components of the evaluation of the implementation of Blended Learning that has been determined. At the instrument development stage, an expert test was conducted to assess the validity of the instrument content in the form of a questionnaire aimed at lecturers and students. The instrument was validated by 4 experts then the content validity was calculated with the Aiken V formula. From the calculation results, it was found that the lecturer questionnaire instrument of 40 items there are 36 items have adequate content validity and student instrument questionnaire of 30 items there are 28 items have adequate content validity.