The pie chart illustrates the proportion of time that student spent preparing for the exam and the bar graph demonstrates mean marks received by students based on their time spent on study.
Overall, maximum students spent 51-75 hours on preparation for exam and, least students spent 0-15 hours for exam. In addition, pupils who spent 76-100 hours on study got highest marks and students who studied for 0-25 hours received low grades.
To begin with, almost one-fourth(38%) of the students spent 51-75 hours on their studies meanwhile, approximately less than half of the pupils spent 26-50 hours preparing for the test, Which was 18%. There were exactly 30% learner who studied for 76-100 hours for exam. Furthermore, group who studied for 0-25 hours were 5% while, pupils who study for 101-125 hours were almost double of it (9%).
Moreover, people who studied 76-100 hours for test received over 80 marks whereas, pupil studied for 0-25 hours got less then 40 grades. Students spent 26-50 hours and 51-75 hours obtained approximately 60 and 75 score, respectively. Learners who spent 101-125 hours on study for exam received over 80 marks.