Mean, rank, t-test and significance of the respondents on GB design needs.
|S/n||Items||Total sample||Group 1||Group 2||t-cal||Sig.|
|1||Good knowledge of GB through expert classes and trainings||4.53||1||4.67||1||4.45||1||2.10||0.04|
|2||Setting priorities of interest among GB goals||4.11||11a||4.04||8||4.15||16||−0.70||0.49|
|3||Sourcing energy saving-systems such as energy-efficient heating, ventilation and air conditioning (HVAC) for inclusion in design||4.11||11a||3.89||13||4.22||10||−2.02||0.05|
|4||Integrating enhanced solar-sensitive devices such as low-emissivity glass, sun-shading devices||4.08||15a||3.87||15a||4.19||11||−1.84||0.07|
|5||Assembling integrated design team||4.04||17||3.89||13||4.11||17||−1.14||0.26|
|6||Playing active role in articulating the design using integrated design process||4.22||4||4.07||6a||4.30||5a||−1.70||0.09|
|7||Read and interpret schematic designs||4.20||6a||4.41||2||4.09||18||1.74||0.08|
|8||Prepare detailed construction documents||4.28||2||4.17||4||4.34||3a||−1.29||0.20|
|9||Document GB measures required for building certification||4.12||10||3.89||13||4.24||8||−2.10||0.04|
|10||Formulating initial budget of construction||4.09||14||3.80||18||4.24||8||−2.23||0.03|
|11||Scheduling for purchases/procurement||4.00||18||3.70||19a||4.16||15||−2.66||0.01|
|12||Using collaborative software for building analysis||4.20||6a||4.24||3||4.18||12||0.36||0.72|
|13||Initiating relational contracts or collaborative agreement with clarity of purposes||4.16||9||3.87||15a||4.30||5a||−2.75||0.01|
|14||Integrating Building Information Modelling (BIM) and energy simulations in design and performance analysis||4.18||8||4.07||6a||4.24||8||−0.98||0.33|
|15||Applying technology towards GB development||4.26||3||4.11||5||4.34||3a||−1.45||0.15|
|16||Initiating and ensuring proper communication links||4.08||15a||3.91||11||4.17||13a||−1.42||0.16|
|17||Familiarity with assessment systems and requirements||3.92||20||3.70||19a||4.03||20||−1.80||0.07|
|18||Using Life Cycle Costing (LCC) and Life Cycle Analysis (LCA) in selecting features||3.98||19||3.85||17||4.04||19||−1.07||0.29|
|19||Reconfiguring design patterns to suit environment||4.10||13||3.96||9||4.17||13a||−1.22||0.23|
|20||Factoring workers motivational incentives in budget||4.21||5||3.93||10||4.36||2||−2.47||0.01|
Note: Group 1 refers to lecturers, instructors, teachers and technologists teaching building construction and related trades in tertiary and secondary institutions. Group 2 refers to building industry workers such as engineers, architects, technicians, plumbers, etc with minimum of Senior Secondary certificate in building related trades. a = Equal ranks wherein the next rank is skipped; t-cal = Calculated t-value; Sig. = Level of significance at 0.05.
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