The graphs below illustrates the rate of students that studied for various number of hours for an exam and the general score they got based on how much hours were spent for studying.
According to the pie chart, it’s clear that the majority of students which is at 38% spent 51 to 75 hours for studying, while the one-third of them spent 76 to 100 hours. Moreover, the minority of the students spent from 0 to 25 per cent, whilst only 9 per cent spent more than 100 hours.
On the other hand, the highest amount of average score which is at approximately 90% is accounted by those who studied for until 100 hours, and the second highest mark which is almost 80% is held by students who spent more than 100 hours for studying. Additionally minority of students who spent only 0 to 25 hours on their studying time got an average score of 40% while those who spent until 50 hours obtained approximately 60%.
Overall, most of the students spent a plenty of time for studying, while just a few amount of them spent almost none. In addition those who spent most of their time for studying obtained the highest scores, whilst those who didn’t got the least marks.