<p>However, the percentage leaving the engineering major likely has a lot to do with the selectivity of the university (or the engineering division). The students who are strong in math and science and who are genuinely interested in designing things using math and science are likely to be successful, while the students who are weaker in math and science and who do not have a strong interest in engineering itself (as opposed to the job and career prospects) are more likely to depart.</p>