Some of the CDs produced by a manufacturer are defective. From the production line, 4 CDs are selected and inspected. How many sample points exist in this experiment?
A) 4
B) 8
C) 16
D) 256

Question

Quizplus · Accepted Answer

Each CD can either be defective or non-defective, so there are 2 possibilities for each CD. Since 4 CDs are selected and inspected, there are a total of 2*2*2*2=16 possible sample points. Thus, the correct answer is (C) 16.

Some of the CDs Produced by a Manufacturer Are Defective