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Journal : Bulletin of Science Education

Common Errors of Reliability and Validity Testing in Guidance and Counselling Research Azzahrah, Humairah; Ahman, Ahman; Fauzi, Irfan; Hafiyani, Silmi; Agustina, Silvia
Bulletin of Science Education Vol. 3 No. 3 (2023): Bulletin of Science Education
Publisher : CV. Creative Tugu Pena

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51278/bse.v3i3.868

Abstract

This research aims to identify common problems that occur in reliability and validity testing in research in the field of guidance and counselling. This research uses the Systematic Literature Review (SLR) method, which examines and reviews several articles related to common errors in reliability and validity testing. This research searched for several articles from various sources such as Google Scholar, Semantic Scholar, Springer, Routledge Taylor & Francis Group, Research Gate, and frontiersin.org within the past 5 years (2013-2023). The articles that have been searched are then analysed for common errors that appear related to reliability and validity testing, the results of this analysis are presented in tabular form and explained descriptively. The results of this study indicate that several studies in the field of counselling have 9 common errors that are often made in conducting quantitative research. These errors are: not including reliability and validity, not iterating and revising unreliable items, not conducting content validity analysis, not conducting construct validity analysis, mismatching the instrument with the characteristics of the item, the absence of judgment validity, not describing favourable and unfavourable items, limited samples on the instrument, and doubtful construct validity and the need for reliability testing on a wide scale. His research can be a study and reference material in conducting quantitative research, especially in the field of guidance and counselling. Keywords: Common Errors, Reliability and Validity, Guidance and Counseling
Complex Thinking: How are Students' Mathematical Problem-Solving Skills in Elementary School? Fauzi, Irfan; Rakhmat, Cece; Budiman, Nandang
Bulletin of Science Education Vol. 3 No. 3 (2023): Bulletin of Science Education
Publisher : CV. Creative Tugu Pena

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51278/bse.v3i3.916

Abstract

This study aims to see an overview of students' mathematical problem-solving skills in elementary school. This study uses a quantitative approach with a descriptive method. The subjects in this study amounted to 25 grade 5 students in one of the elementary schools in Bandung with details of 10 male and 15 female students. The data collection technique used is a mathematical problem-solving test instrument based on Polya theory on fractional concept material. The data analysis carried out was to calculate descriptive statistics using Microsoft excel and SPSS version 24 to see an overview of mathematical problem-solving skills, categorization of problem-solving scores based on high, medium, and low, and the achievement of students' mathematical problem-solving indicators. From these data, it is then analyzed in depth and linked with relevant theories. The results of this study showed that based on the categorization of student scores, 4 students were in the high category, 15 students were in the medium category, and 6 students were in the low category. The indicator that has a high percentage of students mastered is understanding the problem at 73%, and the lowest indicator at re-checking is 44%. This research can contribute to efforts to create meaningful learning in mathematics by involving complex thinking skills including mathematical problem-solving skills. Keywords: Complex Thinking, Mathematical Problem-Solving Skills, Elementary School