Use the goodness of fit test to determine if the arrival of customers at Dubek's Food Market in Tallahassee follows Poisson distribution. The company looked at a sample of 128 five-minute intervals ands recorded the number of customers entering the store during each of the five-minute intervals. Test at 5% level of significance.( Let X be the number of customers arriving in a 5-minute interval ) Number of Observed Probability Expected Frequency customers frequency( i.e.# arriving of five minute intervals ) 0 2 8 2 10 12 18 UI 22 6 22 7 16 8 12 9 6 Total = 128