5. A large math class takes a midterm exam worth a total of 100 points. The scores of a random sample of students from the class are shown below: Score of 98 points: 3 students Score of 95 points: 1 student Score of 92 points: 4 students Score of 88 points: 3 students Score of 87 points: 3 students Score of 85 points: 6 students Score of 81 points: 4 student Score of 78 points: 2 students Score of 73 points: 2 student Score of 72 points: 1 student Score of 65 points: 1 student a) Create a simple frequency distribution table. b) Calculate and interpret the mean and standard deviation