A summer camp that offers one-week programs faces the challenges of long queues as parents try to check in their children each Saturday morning. If they were to add more staff to assist with the check-in process, then which of the following will occur?
(i) the average time parents wait decreases
(ii) the maximum time the parents wait decreases
(iii) the average number of parents waiting to check in their child decreases
just (i)
just (ii)
just (iii)
(i) and (ii)
(i) and (iii)
(ii) and (iii)
(i), (ii) and (iii)

(i) the average time parents wait decreases

(ii) the maximum time the parents wait decreases

(iii) the average number of parents waiting to check in their child decreases

(i), (ii) and (iii) are all correct

Explanation:

The guardians and students sit tight in the line for check-in procedure and afterwards they really check=in. Here, the guardians and youngster are the customer though the staff which is helping the guardians and students are the server. With restricted servers and numerous customers, the line length builds which implies there are more guardians in the line which results into increment in the hanging tight time for each parent and thus the normal holding up time. Further, with longer lines the greatest holding up time is additionally higher.  

In this way, by including more staff for check=in, the quantity of customers can be expanded to take into account a similar number of patients. The line gets partitioned into numerous servers which results into each of the 3 advantages.

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