The most basic numbers can help you estimate waiting line efficiency. Eddie Davilla shows you what numbers you're looking for and how to measure for them.
- Waiting line calculations can be simple … or extremely complex. … It really depends on the system. … How many lines? … How many workers? … Can customers leave the line? … Can customers switch lines? … Complex systems require complex calculations, … but no matter how simple or complex, … the two most important variables to consider … are customer arrival rate. … How often do customers join the line? … And employee service rate. … How many customers can the employee help … in a given period of time? … If we know those two things, we have the key ingredients … in almost any waiting line formula. … Let's first calculate the percentage of time … a worker is busy. … The percentage of time a worker is busy … is equal to the customer arrival rate … divided by the employee service rate. … So if six customers arrive per hour … and our employee can help eight customers in an hour, … we would divide six per hour by eight per hour. … In this case, our one worker is busy 75% of the time. … If we hired a second worker, they would split up the work. …
- Understanding operations management
- Making key inventory decisions
- Balancing holding costs and ordering costs
- Choosing a production strategy and facility layout
- Managing waiting-line systems
- Defining quality and improving quality
- Managing business processes
Skill Level Intermediate
1. Introduction to Operations
2. Managing Inventory Basics
3. Making Products and Services
4. Managing Waiting Lines Basics
5. Quality Control Basics
6. Operations at the Office
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