Posh Nails is an upscale nail salon. The service process includes five activities that are conducted in the sequence described below. (The time required for each activity is shown in parentheses): Activity 1: Welcome a guest. (1 minute) Activity 2: Clip and file nails. (3 minutes) Activity 3: Paint. (5 minutes) Activity 4: Dry. (10 minutes) Activity 5: Check out the customer. (4 minutes) Three servers (S1, S2, and S3) offer the services in a worker-paced line. The assignment of tasks to servers is the following: S1 does Activity 1, S2 does Activities 2 and 3, and S3 does Activities 4 and 5. The drying process does not require server 3's constant attention; she/he needs to only escort the customer to the salon's drying chair (equipped with fans for drying). The time to do this is negligible. There is only Public one drying chair in the salon. Which resource is the bottleneck of the process and how many customers can be served per hour?

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Posh Nails (Bottleneck Analysis)
Posh Nails is an upscale nail salon. The service process includes five activities that are conducted in the
sequence described below. (The time required for each activity is shown in parentheses):
Activity 1: Welcome a guest. (1 minute)
Activity 2: Clip and file nails. (3 minutes)
Activity 3: Paint. (5 minutes)
Activity 4: Dry. (10 minutes)
Activity 5: Check out the customer. (4 minutes)
Three servers (S1, S2, and S3) offer the services in a worker-paced line. The assignment of tasks to
servers is the following: S1 does Activity 1, S2 does Activities 2 and 3, and S3 does Activities 4 and 5. The
drying process does not require server 3's constant attention; she/he needs to only escort the customer
to the salon's drying chair (equipped with fans for drying). The time to do this is negligible. There is only
P Public
one drying chair in the salon. Which resource is the bottleneck of the process and how many customers
can be served per hour?
Transcribed Image Text:Posh Nails (Bottleneck Analysis) Posh Nails is an upscale nail salon. The service process includes five activities that are conducted in the sequence described below. (The time required for each activity is shown in parentheses): Activity 1: Welcome a guest. (1 minute) Activity 2: Clip and file nails. (3 minutes) Activity 3: Paint. (5 minutes) Activity 4: Dry. (10 minutes) Activity 5: Check out the customer. (4 minutes) Three servers (S1, S2, and S3) offer the services in a worker-paced line. The assignment of tasks to servers is the following: S1 does Activity 1, S2 does Activities 2 and 3, and S3 does Activities 4 and 5. The drying process does not require server 3's constant attention; she/he needs to only escort the customer to the salon's drying chair (equipped with fans for drying). The time to do this is negligible. There is only P Public one drying chair in the salon. Which resource is the bottleneck of the process and how many customers can be served per hour?
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