The list represents a student's grades on tests in their math class. 59, 65, 70, 80, 98, 71, 45, 79, 77, 85 Find the mean and interpret its meaning as it relates to the student's overall work in the course. The mean is 72.9 and shows that the student has an average grade and understanding of the subject but struggles at times. The mean is 74 and shows that the student has a poor grade and struggles understanding the subject. The mean is 80.6 and shows that the student has an average grade and understanding of the subject. The mean is 98 and shows that the student has a high average and fully understands the subject