Item | 95% Confidenceinterval | Variation of estimated percentages |
Iron 12 mm | (25953.48, 26411.48) | (1.19, 2.98) |
Iron 8 mm | (26150.07, 26515.86) | (1.96, 3.39) |
Iron 6 mm | (25661.42, 26329.05) | (0.05, 2.66) |