In an examination, the grades achieved by 30 students of a class aregiven below. Arrange these grades in a table using tally marks: B,C,C,E,A,C,B,B,D,D,D,D,B,C,C,C,A,C,B,E,A,D,C,B, E,C,B,E,C,D
In an examination, the grades achieved by 30 students of a class aregiven below. Arrange these grades in a table using tally marks:B,C,C,E,A,C,B,B,D,D,D,D,B,C,C,C,A,C,B,E,A,D,C,B, E,C,B,E,C,D