SOA Exam P Sample Question 407
Study guide: Exam P-1
The lifetime of a new electronic device is exponentially distributed with a median of three years.
Calculate the variance of the remaining lifetime, given the device did not fail before 0.5 years.
- A)
3.8 - B)
4.3 - C)
9.0 - D)
14.7 - E)
18.7
Answer this question and see the worked solution