A Survey of the Thickness of the Shoe Sole among Junior High School Students in Greater Jakarta for Shoe Correction in Seat Height-Popliteal Height Equation

Jurnal METRIS ◽  
2020 ◽  
Vol 21 (01) ◽  
pp. 27-30
Author(s):  
Yanto .

This paper aimed to present a survey result of the thickness of the shoe sole among junior high school students in Greater Jakarta, Indonesia. A number of 160 samples of the shoe wearing by junior high school students (85 boys and 65 girls) from Grade 7-Grade 9 was measured. The thickness of the sole of the shoe wearing by them were measured. The results were presented in mean and SD for each grade and gender. T-test results showed that no significant differences were found for thickness of the sole of the shoe wearing by boys and girls within the same grade. Anova test results also revealed that no significant differences were found for thickness of the sole of the shoe among boys in Grade 7-9 (F=0.54, p=0.58) and girls (F=1.06, p=0.35). Findings in this study revealed that a 20mm shoe correction, as often used by many researchers, which is added to the popliteal height to dimension the seat height (SH) is appropriate to be used for population under study. The results of this study provided sufficient justification for the use of a 2 cm shoe correction (SC) in addition to popliteal height when determining seat height of the chair.

Author(s):  
Hsin-Mei E. Huang

This study investigated junior high school students’ length estimation ability with respect to everyday objects with lengths between 1 millimetre and 1 meter. Students’ strategies used for estimating the length of the longer side of a basketball court in school were analysed. A total of 240 Grade 7-9 students from cities in northern Taiwan completed a paper-and-pencil test assessing length estimation abilities. Results showed a significant gender effect on length estimation, but neither effects of grade level nor any interaction between grade level and gender on length estimation. About 40% of the students used effective strategies for estimating length measures, including visualizing, utilizing body parts, applying previous experiences, using a mental ruler, and making use of objects nearby. Still, about 60% of the students used ineffective strategies such as guessing. Implications for research and education practices are discussed.


2019 ◽  
Vol 6 (1) ◽  
pp. 64
Author(s):  
Lia Septy Nirawati ◽  
Heri Cahyono

This study aims to determine the profile of students' thinking in solving mathematical problems and to find out the results of the application of Brunerd's theory in solving the problem of building a Limas room in junior high school students.Retrieval Techniques The subjects in this study were seen from the results of tests with high, medium, low categories. High categories were seen from the test results if the answers to the tests were all correct, the categories were seen from the test results if the answers to the tests still had errors, while the categories were low seen from the test results if the answer to the test is still wrong. This technique is used because researchers have a specific purpose for several considerations, namely to find out whether the application of bruner theory can be applied in mathematics subjects, considering that mathematics is considered a difficult subject for students. The subjects of this study were 6 students. Data collection techniques in this study used test, interview and documentation methods while the data validity techniques in this study used triangulation techniques which included 3 elements, namely sources, methods, theories. In this study researchers used data analysis techniques with 3 components, namely: data reduction, data presentation, conclusion drawing.The results showed that subjects with a high category tended to have high-thinking profiles, they had no difficulty in doing tests and interviews. The subjects with the medium category were more likely to have thinking profiles, while they had a little difficulty in doing tests and interviews, while the subjects with the lower category were more likely to have low-thinking profiles, they had difficulty doing tests and interviews. This is what causes a difference between them. Based on the discussion, it can be concluded that junior high school students in their profile think in solving problems in the building of a limiter junior high school students are able to describe the building of Limas space means that SMP students are able to understand pyramid material shown to the sensitivity of students in learning to build Limas space so that junior high school students in their imagination are able to mention 1 example of a pyramid building and all junior high school students are able to mention the types of Limas indicated by the independence of junior high school students who are able to mention various types of building> 1 in terms of bases, and junior high students are able to say> 1 element the building elements of the Limas space means that junior high school students are able to understand the pyramid material shown to the sensitivity of junior high school students to be able to mention the Limas parts properly and correctly.


2021 ◽  
Vol 2 (1) ◽  
pp. 298-314
Author(s):  
Jhester Hornejas

The study was carried out to determine the significant difference of the environmental attitude of Junior High School students when analysed in terms of demographic profile.  Non-experimental descriptive-survey research design was utilized using mean, t-test and analysis of variance (ANOVA) as the statistical tools in data treatment. The findings revealed a high extent of environmental attitude of students with a high extent of environmental awareness, attitude towards recovery, attitudes towards recycling and environmental consciousness and behaviour indicators. Furthermore, the study revealed no significant difference in the level of environmental attitude when analyzed by age and gender. However, there is significant difference in the year level. Hence, the null hypothesis pertaining to no significant difference of year level was rejected and these findings became the basis of the proposed intervention scheme.


2020 ◽  
Vol 6 (3) ◽  
Author(s):  
Siti Nur Waqidah ◽  
S. Suciati ◽  
Murni Ramli

The student's environmental literacy (EL) is vital to improving students' awareness of environmental issues. This study was intended to display the role of eco-school program (Adiwiyata) and non-adiwiyata schools towards EL of junior high school students by analyzing EL of students in Ponorogo. The research was conducted in March-October. The survey involved 379 students. The type of research is ex post facto. The assessment used the Middle School Environmental Literacy Survey (MSELS). The results show that the adiwiyata program is related to the increase of EL with the sig value. 0.000. The higher the adiwiyata level, the higher the EL value of the environment. However, the general EL assessment in Ponorogo is still low, that more than 51% of respondents did not reach the score at level 3, which is the standard level of EL. The EL ability of junior high school students between male and female sex is different, with the sig value. 0.004. All data analysis concluded that the level of students' EL was significantly influenced by school type and gender. EL of students may low due to students' lack of understanding of the environment concepts, the limited theories, and concepts transferred to students.


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