Suppose that the length X of the life (in years) of a battery for a computer has a distribution that can be described by the pdf: f ( x ) = X 72 36 Determine the probability that the battery fails before the one year warranty expires on the computer. a) 0 0.0138 b) 0 0.9862 c) O 0.0274 d) 0.2138 e) O 0.1274 f) ONone of the above