Caltech and MIT may be concerned that some people have access to more old tests and so on. Plus they have enough information with AP exams, and maybe IBs and national exams for foreign students. Free answer tests are probably fairer.
Caltech and MIT may be concerned that some people have access to more old tests and so on. Plus they have enough information with AP exams, and maybe IBs and national exams for foreign students. Free answer tests are probably fairer.