An analyst at a local bank wonders if the age distribution of customers coming for service at his branch in town is the same as at a branch located near the mall.He selects 100 transactions at random from each branch and researches the age information for the associated customer.These are the data (photo attached):

Age less than 30 30-55 56 or older Total In Town 20 40 40 100 Mall 30 50 20 100 Total 50 90 60 200