The Availability and Use of Science Laboratories at Secondary Education Level.

T. Raju, N. Suryanarayana
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Abstract

This study focuses on the availability and use of Science Laboratories at the secondary education level in Visakhapatnam District of Andhra Pradesh, India. It is commented that most of the schools do not possess well equipped laboratories and even when equipment is available some science teachers are not utilizing the laboratory facilities. Another issue is many of the laboratories do not possess appropriate equipment and many schools use expired chemicals that can skew experiments as well as be hazardous to students and teachers. The data were collected from 50 science teachers working in both government and private management secondary schools by way of a statement questionnaire. The items denoting various facilities in the science laboratories and the availability of equipment and utility by the science teachers are more important. The tool is a self developed tool and was standardized by conducting item analyses using the statistical procedures of chi-square tests. The reliability of the test is 0.75 and the validity is 0.86. So the tool is highly reliable and valid. The data were analyzed by way of means, standard deviations, t-values and chi-square tests for testing the various hypotheses framed. The results declare that there are no significant differences between male and female science teachers, rural and urban science teachers, below 5yrs and above 5yrs experienced science teachers and graduate and post graduate science teachers in the availability and effective use of science laboratories at secondary schools, demerits of science laboratories and measures taken for effective use of science laboratories. On over all observation of the study some educational implications were given.
中等教育水平科学实验室的可用性和使用。
本研究的重点是印度安得拉邦维萨卡帕特南地区中等教育水平科学实验室的可用性和使用情况。有人评论说,大多数学校没有设备齐全的实验室,即使有设备,一些科学教师也不利用实验室设施。另一个问题是,许多实验室没有适当的设备,许多学校使用过期的化学品,这可能会影响实验,对学生和教师有害。采用问卷调查的方式,对50名在公立和私立管理中学工作的科学教师进行调查。科学实验室的各种设施以及科学教师对设备的可用性和实用性的评价更为重要。该工具是自行开发的工具,并通过使用卡方检验的统计程序进行项目分析而标准化。本检验信度为0.75,效度为0.86。因此,该工具具有较高的可靠性和有效性。通过均值、标准差、t值和卡方检验来分析数据,以检验各种假设框架。结果表明,在中学科学实验室的可获得性和有效利用、科学实验室的不足和有效利用措施方面,男女科学教师、农村和城市科学教师、5年以下和5年以上科学教师、研究生和研究生科学教师之间没有显著差异。在对研究的总体观察中,给出了一些教育意义。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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