Identify the statement “the number of telephone calls arriving at a switchboard per ten minute period” as an example of:
A.	Nominal
B.	Ordinal
C.	Discrete
D.	Continuous
Answer:D
Identify the statement “the number of telephone calls arriving at a switchboard per ten minute period” as an example of:
A.	Nominal B.	Ordinal C.	Discrete D.	Continuous