Question 13 (6 marks) Linda, the manager of a large supermarket, keeps four checkouts open. However, she has noticed queues for registers 1 and 2. She kept a record of which registers 2000 shoppers chose for checkout, and these were found to be as follows: Register 1 Register 2 Register 3 Register 4 677 550 402 371 Based on these data, can Linda conclude that an unequal number of shoppers are likely to use each of the registers? Use a 5% level of significance