A Computer Network Manager Wants to Test the Reliability of Some

A computer network manager wants to test the reliability of some new and very expensive fiber-optic Ethernet cables that the computer department just received.The computer department received 7 boxes containing 50 cables each.The manager does not have the time to test every cable in each box,so the manager assigns a subordinate to do a census.How many cables will be sampled if the subordinate does a census?

A) 50 cables
B) It will depend on the sampling of cables and the sampling of boxes (the sampling frame)
C) 350 cables
D) 10 cables
E) 7 cables