Which of the following is not a measure for evaluating service performances of waiting lines? a) average arrival rate b) average number of customers waiting in line c) percentage of capacity utilized d) the probability that an arrival will have to wait for service

some think that theories become laws, but theories and laws have separate and distinct roles in the scientific method. a law is a description of an observed phenomenon in the natural world that hold true every time it is tested. it doesn't explain why something is true; it just states that it is true.

answer: a) y=-8x+5

a) m= -8

b) m= -2

c) m= 7

d) m= 6

b. false

explanation:

suppose a rock in free fall is dropped off a cliff. after falling for 5 seconds, its speed would not be 100 m/s.