A group of my students from Facilities Management class decided to help Tim Horton to improve its express store arrangement. They surveyed Tim’s customers and collected the following information:
1. 37% of all customers prefer the sequence of ABCDEFG
2. 38% of all customers prefer the sequence of CBADEFG
3. 12% of all customers prefer the sequence of BADEFG
4. 8% of all customers prefer the sequence of ACDEFG
5. 5% of all customers prefer the sequence of AFG
Where:
A: is pouring coffee
B: is dispensing milk or cream
C: is adding sugar
D: is stirring
E: is throwing stirrer in garbage can
F: is putting a lid
G: is paying to cashier
Currently Tim Horton express in C wing has an arrangement of CBFDAGE which is Sugar, Cream, Lid, Stirrer, Coffee, Pay, Garbage. Use below methods: modify Tim’s arrangement to minimize backtrack.
1. From-To-Chart Method
2. String Diagram