Exhibit 12-1
A grocery store manager would like to use an analytical queueing model to study the lines of customers that form in front of the checkout stations in the store. During a period of time when business is steady, several store employees have gathered data on customer interarrival times, which are shown below.

-[Part 1] Refer to Exhibit 12-1.Is it reasonable to assume exponentially distributed interarrival times for the grocery store customers
If so,what is λ

Question

Exhibit 12-1
A grocery store manager would like to use an analytical queueing model to study the lines of customers that form in front of the checkout stations in the store. During a period of time when business is steady, several store employees have gathered data on customer interarrival times, which are shown below.
 
-[Part 1] Refer to Exhibit 12-1.Is it reasonable to assume exponentially distributed interarrival times for the grocery store customers
 If so,what is λ

Quizplus · Accepted Answer

The Answer of Exhibit 12-1
A grocery store manager would like to use an analytical queueing model to study the lines of customers that form in front of the checkout stations in the store. During a period of time when business is steady, several store employees have gathered data on customer interarrival times, which are shown below.
 
-[Part 1] Refer to Exhibit 12-1.Is it reasonable to assume exponentially distributed interarrival times for the grocery store customers
 If so,what is λ

Exhibit 12-1 A Grocery Store Manager Would Like to Use an Analytical