Residents’ opinion. A survey was conducted to collect the opinions of residents about the construction of petrol stations near their residential areas. A total of 524 residents participated in the survey and 471 of them indicated that no petrol station should be constructed within 100 meters of a residential area. The residents clarify that the waste from petrol stations may cause leukemia, cancer, and liver damage in the long term. What can the survey conclude about the residents’ opinion about building petrol stations near residential areas?