The owner of a pita franchise with two locations is interested in the average time that customers spend waiting for service at each store. she believes that the average waiting time at the original location is higher than the average waiting time at the new location. she records the wait times in minutes from a random sample of customers at each store. some of the sample data are summarized below. population population description sample size sample mean sample standard deviation 1 original location =6 ⎯⎯⎯1=7.16 =1.53 2 new location =7 ⎯⎯⎯2=6.87 =1.72 the pita‑franchise owner has observed in the past that waiting times tend to have a long tail to the right, with most customers served relatively quickly and a few rare customers required to wait a very long time.