answer with explanation in your own words and dont copy paste or make random guess

A plant that makes plastic pipes wants to control the number of defects. The number of defects on 10 m sections of a pipe are measured as follows. 32, 30, 28, 48, 27, 23, 40,38, 52, 14 9. The company wants to control defect rate by measuring and monitoring the defect rate from subgroup of 5 inspection units. What type of chart should they use