If a student measured the edge length of a cubic metal nine times as follows: 5.16, 5.29, 5.20, 5.08, 5.23, 5.36,5.11, 5.28 and 5.12 cm. The student also measured the mass of the cube to be 380.5±0.5 g. Answer thefollowing four questions1.5/62.3.1. The sample standard deviation for the edge length of the cube is0.09 cm0.03 cm0.05 cm4.a.c.d.0.12 cme. 0.06 cmThe best estimate for the edge length of the cube isa.5.2033+0.0315 cmb. 5.2033+0.0944 cmc. 5.20+0.09 cmd. 5.20+0.06 cm5.2010.03 cmThe volume of the cubic metallic piece isa. 140.910.09 cm3140.8+0.08 cm3c. 14113 cm3.d. 140+2 cm3e. 140+3 cm3The density of the metal isa. 2.71±0.07 g/cm3(b) 2.700±0.06 g/cm3c. 2.700+0.005 g/cm3d. 2.70±0.06 g/cm3e. 2.70±0.05 g/cm3t

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