Analysis of Results
Contracting firms of eight different nationalities have shown initial interest to participate in the survey, but only companies of seven different nationalities actually responded. Table 3 shows a breakdown of the response rate according to companies’ nationality.
Table 3: Response rate breakdown by company nationality
Most critical Risks
The means of descriptive statistics were performed on the data collected from the respondents concerning the construction project risks to obtain the mean, minimum, maximum, standard deviation, and Skewness of each risk. The ranking of the 29 construction project risks are shown in Table 4 in a descending order according to their means. The criticality of the 29 construction project risks ranged from the lowest value of 2.50 to the highest value of 4.19.