The phrase "students observed" is correct and usable in written English.
You can use it when you want to describe an event or situation in which students were involved as observers or witnesses. For example, "The students observed the teacher conducting the science experiment with great interest."
This study examines the effect of professional development training on students' observed communication skills, and the relationship between observed communication, confidence in communicating with patients, patient-centred attitudes, and performance in later clinical examinations.
Students observed didn't seem to be suffering from either complaint.
Young added: "During the inspection the majority of students observed were making broadly satisfactory and good progress".
More than a half-dozen students interviewed said they had witnessed Mr. Landry choking their schoolmates, and three students observed him slam others on desks.
Dr. Phillips of Harvard said that students observed "primary care doctors unhappy doing with what they are doing".
After checking their work against the document I had already coded on my computer, students observed the structure of the essay.
A third group of students observed that in the case where your first number is 60, the average number less than 60 is (1+59)/2 and that you have a 59/99 chance of choosing correctly.
He always, as one of his devoted ex-students observed, did philosophy as a whole human being.
Students observed the effect of changing the resource availability on different Avidians' reproductive success.
At 9 03 a.m., the time when four weeks before the second hijacked plane hit the World Trade Center, the students observed a moment of silence.
In class, students observed termites following the trace of an ink pen on a sheet of paper.
