Question: Use this information to answer Questions 24 - 26: A restaurant wants to make sure that they are serving customers quickly enough. Every day for

Use this information to answer Questions 24 - 26: A restaurant wants to make sure that they are serving customers quickly enough. Every day for 10 days, they sample 16 random customers, and measure how long it is until the waiter shows up. The averages of these samples are given in the table below. This time is known to have the mean of 5 minutes and standard deviation of 2 minutes.

What is the 3-sigma (i.e., z=3) control limits for the process in minutes?

Group of answer choices

LCL =-1, UCL = 11

LCL = 4.5, UCL = 5.5

LCL = 3.5, UCL = 6.5

LCL =4.625, UCL = 5.375

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related General Management Questions!