The Time (In Years) Until the First Critical-Part Failure for a Certain

Multiple Choice

The time (in years) until the first critical-part failure for a certain car is exponentially distributed with a mean of 3.4 years. Find the probability that the time until the first critical-part failure is less than 1 year.

A) 0.033373
B) 0.966627
C) 0.254811
D) 0.745189