I suspect the figures would vary a lot depending on what country/culture the students are from.
(Also, maybe some of the students had guessed that they were being tested about that, and wanted to screw up the results—though 30% sounds like a lot for this hypothesis. What were they students of?)
I suspect the figures would vary a lot depending on what country/culture the students are from.
(Also, maybe some of the students had guessed that they were being tested about that, and wanted to screw up the results—though 30% sounds like a lot for this hypothesis. What were they students of?)