QUESTION 7 A logistic department of Best Company is interested in deciding between four types of transportation (A, B, C, D) to transport their product to the customer. The routes and drivers are being controlled. The operating costs were recorded and shown in the following table. Drivers Route 2 3 4 A 46.3 C 44.1 D 48.1 B 40.9 2 D 42.9 A 51.3 B 49.3 C 32.6 3 B 47.3 D 38.1 C 41.0 A 47.2 4 C 42.5 B 67.2 A 55.1 D 45.3 a) State the name of the experimental design used in the above experiment. Hence, identifythe treatment. (2 marks) b) Briefly describe the randomization steps for these types of design