Question 8.4

4. The Box-Plot below shows the grade distribution of a quiz for asample of 160 students. Answer each question based on the given information and explain your answer in each case. 10 50 70 82 100 10 20 30 40 50 60 70 80 90 100 (a) Which interval has the fewest students? . 30-50 . 50-70 . 70-90 . cannot be determined (b) How many students in the sample are in the score band between 50 and 70