A research showed that the average rate of renting a car in Marrakech is 8842 dhs and the average in

/in /by

A research showed that the average rate of renting a car in Marrakech is 8842 dhs and the average in Casablanca is 8061 dhs The mentioned data was obtained by taking two samples of 50 rental agencies in each city and that the standard deviation of the population is 562 dhs and 483 dhs of Marrakech and Casablanca respectively At ? = 005, can it be concluded that there is a difference in the rates of both cities?