The probability that a new spark plug is defective is 0.06. You need two new spark plugs. What is the probability that both spark plugs are defective?

1 Answer
Jun 29, 2016

The Probability is #=0.0036#

Explanation:

Probability of one spark plug being defective is #=0.06#
The desired event is two defective spark plugs.
It is a compound event.
Proabaility of two spark plug being defective #=0.06xx 0.06=0.0036#