Item | 95% Confidenceinterval | Variation of estimated percentages |
Cement | (27269.19, 28077.78) | (6.32, 9.48) |
Hollowbrick | (25804.46, 26030.60) | (0.61, 1.49) |
Terracotta block | (27279.87, 27593.32) | (6.36, 7.59) |
Whitewash | (25933.25, 26173.28) | (1.11, 2.05) |
Iron 10 mm | (26096.53, 26345.13) | (1.75, 2.72) |
Iron 12 mm | (25953.13, 26412.15) | (1.19, 2.98) |
Zinc | (26279.24, 26675.25) | (2.46, 4.01) |
Grey hollowbrick | (26693.55, 27097.78) | (4.08, 5.65) |
Hollowbrick “Hiper” | (26634.23, 26852.03) | (3.85, 4.70) |
Iron 8 mm | (26147.91, 26513.05) | (1.95, 3.37) |
Brick (special) | (25715.36, 25821.05) | (0.26, 0.68) |
Iron 6 mm | (25661.82, 26329.46) | (0.06, 2.66) |