Present the following as an ordinary grouped frequency table:


Marks (below)



10



20



30



40



50



60



Number of students



5



12



32



40



45



48


Grouped frequency table can be drawn as shown below;


Marks



No. of students



0 – 10



5



10 – 20



7



20 – 30



20



30 – 40



8



40 – 50



5



50 – 60



3



13