Question

the percentage of marks obtained by 12 students in a class of mathematics are as follows: 62,37,32,35,0,72,48,23,1,19,82,93
Find the mean percentage of marks

Answer 1

sum of all observations /no. of observations
62+37+32+35+0+72+48+23+1+19+82+93/12
418.75 marks

Answer 2

Answer:

42

Step-by-step explanation:

mean of percentages=62+37+32+35+0+72+48+23+1+19+82+93

                                   =504/12

                                   =42