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Data obtained from the questionnaire was entered, cleaned and prepared for tabulation using statistical data analysis software (Epi-Info version 3.5.3 and SPSS Version 20).
The method used on data obtained from the questionnaire was descriptive analysis (frequencies and percentages).
The analyses conducted on the data obtained from the questionnaire revealed that education about geothermal, solar and wind energy is given at master's level, other renewable energy sources are taught at the undergraduate level within the curriculum of some engineering courses.
Moreover, the data obtained from the questionnaire indicated that the teachers mostly gave unfocused direct written corrective feedback; they did not use technology in writing instruction; and most of them did not ask the learners to revise the texts which received feedback.
Data obtained from the questionnaire surveys were analyzed with SPSS version 19 statistical software.
A detailed analysis of the data obtained from the questionnaire was done.
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The data obtained from the questionnaires are analyzed descriptively using the Statistical Package for Social Sciences (SPSS) version 16.
The data obtained from the questionnaires were tabulated and the prevalence of each answer was represented by percentage values using Microsoft Excel 2003 (Microsoft, WA, USA).
So, for the purpose of this study, first, the data obtained from the questionnaires of TNI and TPI were analyzed using SPSS software and then the correlation matrix which was obtained from the SPSS was imported to and run through LISREL software.
For statistical analysis of the data obtained from the questionnaires, SPSS® version 15 for Windows® was used.
It was conducted based on the data obtained from the questionnaires and individual interviews, and in some cases by focus group discussions.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com