Prepare the frequency array of marks obtained by 25 students of a class in economics test
20, 15,20,30,40,25,25,30,40,20,35,35,50, 15,50,25,40,40,30,50,25,30,30, 15,45.
The frequency array of given data is shown below
Prepare the frequency array of marks obtained by 25 students of a class in economics test
20, 15,20,30,40,25,25,30,40,20,35,35,50, 15,50,25,40,40,30,50,25,30,30, 15,45.
The frequency array of given data is shown below