Study of waiting$-$line models help operations managers better understand:

Study of waiting$-$line models help operations managers better understand:

service systems such as amusement park rides.

stock market movement

interest rate movement

national economic condition

Which of the following is NOT a common queuing situation?

parcel delivery truck following its computer$-$generated route

commuters slowing or stopping at toll plazas to pay highway tolls

patients in a health clinic waiting to see one of several doctors

machinery waiting to be repaired or maintained

grocery shoppers being served by checkout clerks