Correct Answer - Option 1 : 5
Concept used :
Mode of a given group of numbers is the value that appears most often in the given data group
Calulations :
For a group 4, 5, 5, 6, 4, 3, 2, 2, 5, 1
Mode of the group = 5 (5 came 3 times in the given group)
∴ 5 is the mode of the given numbers.