There are 103 students in a physics class. The instructor must choose two students at random. Students in a Physics Class Academic Year Physics majors non-Physics majors Freshmen 17 15 Sophomores 20 14 Juniors 11 17 Seniors 5 4 What is the probability that a senior Physics major and then a sophomore Physics major are chosen at random? Express your answer as a fraction or a decimal number rounded to four decimal places.