TacoMexis a family-owned restaurant specialising in Mexican food.The manager of the restaurant is currently investigating the cause of customer complaints to improve customer experience.The ordering method and complaints froma randomly selected sample of 549 orders was recorded and summarised as below:

Ordering Method Complaints Inaccurate Order Missing Item Poor Service Total In-Store 73 38 42 153 Drive-Through 80 95 65 240 Delivery App 53 47 56 156 Total 206 180 163 549