Units And Measurement

The diameter of a spherical bob, when measured with vernier callipers yielded the following values : \(3.33 \mathrm{~cm}, 3.32 \mathrm{~cm}, 3.34 \mathrm{~cm}, 3.33 \mathrm{~cm}\) and \(3.32 \mathrm{~cm}\). The mean diameter to appropriate significant figures is :