Social & Preventive Medicine Biostatistics 1e1fde7c First quaile of the following data is - 1, 3, 4, 2 A 1 B 3 C 1.5 D 4 High-Yield Explanation Ref: Parks 23rd edition Arrange the values in ascending order 1,2,3,4 Median= 2.5, that is Q2 Q1= middle of 1 and 2 , that is 1.5