A school has 438 students. As seen on the table below, out of all students 145 study English, 125 study Mathematics, 88 study Art, and 80 study Physics. A teacher wants to investigate the progress of a stratified sample of 50 of these students. Find the number of students from each subject that should be in the sample.

Subject Number of students English 145 Mathematics 125 Art 88 Physics 80 b) Put a cross in the box to identify the type of data