five

Inflation in construction

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NIAID Data Ecosystem2026-05-10 收录
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The questionnaire was launched to selected construction professionals encompassing site managers, quantity surveyors, project managers, and senior managers; it was also posted on the Construction Forum on LinkedIn, to ensure a wider target audience and different perspectives and views to be gleaned. Vertsa Research suggests that a mobile survey’s maximum length should not exceed 5 minutes to ensure a higher response rate. Being distributed via Linkedin, participants will be answering by scrolling through when commuting or on work breaks, on their mobile phones. The collated data were tabulated, cross-tabulated, and analysed using Microsoft Excel. They were presented using tables, graphs, and pie charts so patterns could be established. The qualitative data were analysed to provide further insight into the key research issues in conjunction with quantitative data. A descriptive statistical analysis was used including both percentage and mean were used. The Chi-square (X2) goodness-of-fit, validity, and reliability were used to test whether the observed distribution of categorical data obtained from the questionnaire differed from the expected (Barrett, 2007, Hair et al., 2010), whereas Cronbach's Alpha analysis was employed to test the internal consistency and reliability of the data. High Cronbach’s alpha values indicate that response values for each participant across a set of questions are consistent. when participants give a high response for one set of indicators, they are also likely to provide high responses for the other set. This consistency indicates higher reliability for all indicators measured. From a total of 132 visits, 80 respondents completed the questionnaire within 3 weeks between 20th March 2023 and 07th April 2023. This represents a 61 % response rate..
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2025-12-19
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