A teacher gave a quiz to her class of 30 students. However, she misplaced one of the quizzes. The teacher calculated the mean of the 29 quizzes to be μ = 68 points. At this point, the teacher found the missing quiz. On this quiz, the student scored 98 points. What is the mean for the class of all 30 students?a. 69
b. 83
c. 65.7
d. 68