The Construction of a Media Literacy Test for Student Grade 11 in Secondary School at the Secondary Educational Service Area Office Sakon Nakhon

Abstract

          The purposes of this research were to build, find quality and to build norms of a media literacy test for student grade 11 in secondary school at the secondary educational service area office sakon Nakhon The sample of this research consisted of 376  grade 11 students. Acquired by using the G*Power analysis program and Multi-stage Sampling. Questionnaire was used as research tool which had IOC value (Item – Objective Congruence) between 0.80 – 1.00. The statistics used in research were Confirmatory Factor Analysis, Percentile, ad T-Score.
          A result of this study was found in the following aspects.
          1) Create and find the construction of a media   literacy test for student grade 11 in secondary school at the secondary educational service area office sakon Nakhon There are
5  components and 30 Indicator of Create skill, Analyze skill, Evaluate skill,Participate skill,and Access skill. They feature questions Current situation media literacy test, with having 3 options and a score of 0,1, 2, a total of 30 items The qualitative of media literacy test for student grade 11 in secondary school at the secondary educational service area office sakon Nakhon content validity was in the Discriminative power of 30-item test was from 0.619 to 0.852. The reliability of media literacy test was 0.979. Construct validity by Confirmatory Factor Analysis : CFA Of The chi–square value of  97.46The factor loading is the weight of high is Access skill,  Analyze skill 0.991, Evaluate skill 0.938 , Participate skill 0.938 and The weight of  low  is  of Create skill.
          2) Norms score by Normalized T-Score. It was found that thenormal values, ranging from T 20  to T63 showed that 376 students were able to a media literacy skill the high barriers of 100 and 26.59%  , moderate 174 and 46.28%, and low level 100 and 27.12%.