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The following data shows that the number of hours spent by the students for study.
 
Number of study hours \(1\) \(2\) \(3\) \(4\) \(5\) \(6\)
Number of students \(4\) \(2\) \(1\) \(2\) \(1\) \(0\)
 
Find the mode.
 
Answer:
 
Mode \(=\)