Five types of apples are displayed side by side in several supermarkets in the city of Miami. It was noted that in one day, 180 customers purchased apples. Of these, 30 picked type A, 40 picked type B, 25 picked type C, 35 picked type D, and 50 picked type E. In Miami, can you conclude at the 5% significance level that there is a preferred type of apples?