Chan9140 Chan9140 29-05-2023 Mathematics contestada 5. (20%) The number of machine breakdowns per month was recorded for 9 months on two identical machines, A and B, used to make wire rope: Month 1 2 3 4 5 6 7 8 9 A 3 14 7 10 9 6 13 6 7 B 7 12 9 15 12