Analysis of Junior High School Students' Scientific Literacy Using the Rasch Model

Authors

  • Mutiara Nurul Lita Azizah Doctoral Program of Science Education, Universitas Negeri Semarang
  • Sri Ngabekti Universitas Negeri Semarang, Indonesia
  • Sigit Saptono Universitas Negeri Semarang, Indonesia
  • Endang Susilaningsih Universitas Negeri Semarang, Indonesia

Keywords:

junior high school; scientific literacy; the Rasch model

Abstract

This study aims to analyze the essay test instrument with 11 questions using the Rasch model to measure scientific literacy skills in the matter of Substances, Forms of Substances, and Their Changes. This research is a type of quantitative descriptive research. The research subjects were 84 class VII students at SMP PGRI 1 Ajibarang. The research data were analyzed using the winstep program to obtain a logit value. From the output of the Winsteps program, the results obtained were 9 questions according to the Rasch model with an average ± average Outfit MNSQ for person and item ± 0.98 and 0.98 respectively. Meanwhile, the Outfit ZSTD values for persons and items are ± 0 and -0.01, respectively. While the reliability of the instrument expressed in Cronbach's alpha is 0.95.

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Published

2023-09-08

How to Cite

Azizah, M. N. L., Ngabekti, S., Saptono, S., & Susilaningsih, E. (2023). Analysis of Junior High School Students’ Scientific Literacy Using the Rasch Model. International Conference on Science, Education, and Technology, 9(1), 539–543. Retrieved from https://proceeding.unnes.ac.id/ISET/article/view/2472

Issue

Vol. 9 (2023)

Section

501-600

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