Pie chart and the bar graph depicts time taken by the students to study for a exam and the marks obtained by them. The data is calibrated into percentage.
It can be observed that students who spend the least time have just passed the exam with an average of 40 percent. The student who spend most time in studies are not the once’s who got the highest marks they got around 81 percent where as 30% of the students who spend 76 – 100 hours have scored the highest. Most of the students come under 38% as they have only spend 51 to 75 hours on their studies but still got the decent score of 75 and above marks. Relatively students who studies for just 26 to 59 hours have also backed up by getting above 60 marks.
The marks are depend on how a person studies not on how much time he spends on it. Students and study for less time and can still get 85 marks where as some students even after studying for 125 hours did not get the highest marks