MATEC Web Conf.
Volume 66, 2016The 4th International Building Control Conference 2016 (IBCC 2016)
|Number of page(s)||9|
|Published online||13 July 2016|
Measuring Instrument Constructs of Return Factors for Green Office Building Investments Variables Using Rasch Measurement Model
1 Faculty of Built Environment, University of Malaya, Kuala Lumpur, Malaysia
2 Centre of Studies for Building Surveying, Faculty of Architecture, Planning and Surveying, Universiti Teknologi Mara (UiTM)
3 Department of Real Estate, Faculty of Geo-Information and Real Estate, Universiti Teknologi Malaysia
4 Centre of Studies for Building Surveying, Faculty of Architecture, Planning and Surveying, Universiti Teknologi Mara (UiTM)
a Corresponding author: firstname.lastname@example.org
This paper is a preliminary study on rationalising green office building investments in Malaysia. The aim of this paper is attempt to introduce the application of Rasch measurement model analysis to determine the validity and reliability of each construct in the questionnaire. In achieving this objective, a questionnaire survey was developed consists of 6 sections and a total of 106 responses were received from various investors who own and lease office buildings in Kuala Lumpur. The Rasch Measurement analysis is used to measure the quality control of item constructs in the instrument by measuring the specific objectivity within the same dimension, to reduce ambiguous measures, and a realistic estimation of precision and implicit quality. The Rasch analysis consists of the summary statistics, item unidimensionality and item measures. A result shows the items and respondent (person) reliability is at 0.91 and 0.95 respectively.
© Owned by the authors, published by EDP Sciences, 2016
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