Katrina owns a sandwich shop. she wants to know if she can sell more chicken sandwiches if they are prepared with a special sauce. katrina sells regular chicken sandwiches on a random sample of 10 days and she sells sandwiches with the special sauce on a random sample of 10 days. she collects data on the number of sandwiches sold each day. regular sandwiches: 15, 17, 22, 22, 25, 15, 18, 20, 25, 24 special sauce: 18, 20, 35, 28, 18, 20, 20, 30, 24, 35 the means are 20.3 and 24.8 respectively, for a difference of 4.5. katrina wants to know if this is significant or if it could be caused by chance. to find out, she re-randomizes the results 15 times and finds the differences of the means. the dot plot shows the data. what is the best conclusion for katrina to make based on the data?
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