Author Question: Before waiting lines can be analyzed economically, the arrivals' cost of waiting must be estimated. ... (Read 87 times)

fagboi · **on:** Jun 24, 2018

Before waiting lines can be analyzed economically, the arrivals' cost of waiting must be estimated.
Indicate whether the statement is true or false

Question 2

The Dean of Students conducted a survey on campus. Class rank (Freshman, Sophomore, Junior, and Senior) is an example of a(n) ___________________ _ variable.
Fill in the blank(s) with correct word