A sample of 3 bulbs is tested.

Question:

A sample of 3 bulbs is tested. A bulb is labeled as G if it is good and D if it is defective. Find the number of all possible outcomes.

Solution:

A sample of 3 bulbs is tested. A bulb is labeled as G if it is good and D if it is defective. Find the number of all possible outcomes.

So number of all possible outcomes (of all bulbs) $=2 \times 2 \times 2=8$

 

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