Ram appeared in his mid-term examination and his marks in different subjects were:-
SubjectMarksScience75Maths85Hindi75English75Social Science65
Find the mean of this distribution of marks.
75
The mean is determined by Sum of observationsNo. of observations
Sum of Marks obtained = 75 + 85 + 75 + 75 + 65 = 375
No. of subjects = 5
Mean = 3755 = 75