Ntractor for external customers) of each individual project ranged from 1.5 to 20 million euros. The average initial unit price is 560 /m2 for workplace buildings, and 785 /m2 for residential buildings. This difference is, nonetheless, strongly influenced by the two residential buildings outdoors Portugal (1 in Angola and a different in Mozambique) that had an average initial unit cost of 1408 /m2 . Table 2 presents some descriptive statistics 8-Isoprostaglandin E2 Purity & Documentation characterizing the dataset. Figure 1 illustrates the distribution on the expense and price indexes and the weight of each and every price category for the residential and office buildings. The number of projects with facts with regards to the price and initial cost is roughly exactly the same, but you will find fewer projects with info concerning the final price. Consequently, analyzing the evolution from cost to final cost is just not possible (Figure 1 bottom). Considering the substantial cost difference from the projects outside Portugal, certainly one of them clearly an outlier identified in Figure 1, they were excluded in the evaluation from this point forward. Comparing the weight in the cost categories among a residential and office building, it MRS2395 Antagonist really is visible a distinction in all cost categories except for the website overheads. These differences were identified to become statistically important (Table three), plus the internet site overheads would also be thought of statistically substantial to get a significance level of 0.10 instead on the common 0.05. The parametric t-test was made use of because the information was located to become normally distributed for both residential and office buildings subsets according together with the Shapiro ilk test.Buildings 2021, 11,7 ofTable two. Descriptive statistics of some of the primary variables in the dataset. Variable Underground Floors (-) Above Ground Total Ratio Underground Region (m2 ) Above Ground Total Ratio Structure Expense Category Weight Architecture Technical Installations Internet site Overheads Total Expense Index (-) Margin Index (-) Price (-) Initial Final Initial Final Sample 19 21 19 19 22 22 23 22 23 23 23 23 21 21 22 16 22 16 15 23 Range 4 20 16 six.25 16,893.00 ten,342.00 26,136.00 three.08 20.00 25.ten 24.90 12.50 21 21 19,367,364.57 19,159,444.23 1401.44 1441.43 15 23 Minimum 1 three 5 0.75 420.00 1557.00 1977.00 0.62 12.70 29.60 9.50 7.50 2.11 1.96 1,477,203.03 2,746,435.50 429.25 402.96 38.06 240 Maximum five 23 21 7.00 17,313.00 11,899.00 28,113.00 3.71 32.70 54.70 34.40 20.00 0.19 0.36 20,844,567.61 21,905,879.73 1830.69 1844.39 Sum 64 153 189 42.48 131,353.75 142,095.44 294,621.19 33.14 540.30 955.70 532.60 263.40 2.29 2.32 185,850,166.26 155,809,085.39 15,022.83 11,576.50 24.66 480 Imply three.37 7.29 9.95 2.24 5970.63 6458.88 12,809.62 1.51 23.49 41.55 23.16 11.45 21.00 21.00 eight,447,734.83 9,738,067.84 682.86 723.53 57.00 7320 Std. Dev. 1.065 4.880 3.837 1.531 4184.18 2983.97 6671.70 0.833 five.019 7.751 six.822 2.988 0.126 0.134 five,107,220.52 five,404,338.41 288.56 343.78 2.153 14.109 Skewness Kurtosis 1.152 four.987 two.528 four.278 0.-0.two.162 1.424 1.944 0.905 0.221 0.287 0.-0.740 -0.0.-0.237 -0.128 -0.1.598 0.333 0.375 0.873 0.970 3.239 2.563 69.507 4578.-0.398 -1.420 -0.two.854 0.501 0.501 0.610 0.421 12.577 7.779 0.580 0.Unit Price (-)Cost Deviation Duration (days)-13.Note: The margin and price, both total and unit values, had been not included as a result of confidentiality of your information.Buildings 2021, 11,Figure 1 illustrates the distribution on the price and price tag indexes along with the weight of each price category for the residential and office buildings. The number of projects with informa.