A Restaurant Has Three Separate Dining Areas: the Patio,the Alcove,and

Essay

A restaurant has three separate dining areas: the patio,the alcove,and the main hall.At question is whether the median dollar amount per customer is the same or different between these three restaurant locations.To test this,the manager has randomly selected samples from each location.These data are shown as follows:

a.If the manager is unwilling to make the assumption that the bill amounts are normally distributed at all three locations,what statistical technique would you suggest to test whether the median bill amounts are the same or different?
b.State the appropriate null and alternative hypotheses.
c.Using an alpha level equal to .05,test the null hypothesis and state your conclusion.