A Computer Network Manager Wants to Test the Reliability of Some

Multiple Choice

A computer network manager wants to test the reliability of some new and expensive fiber-optic Ethernet cables that the computer department just received.The computer department received 7 boxes containing 20 cables each.The manager does not have the time to test every cable in each box.The manager will choose one box at random and test 4 cables chosen randomly within that box.What is the population parameter of interest?

A) The 4 cables chosen for testing
B) The 7 boxes
C) The proportion of reliable cables
D) The one box of 30 cables chosen at random from the 7 boxes
E) 140 cables