1 X is an exponential random variable with mean equal to 100

1. X is an exponential random variable with mean equal to 100. What is the probability that X equals 90?

A)0   B) .001   C) .126 D) .368 E) .604   F) .989   G) None of the above.

2) X is a uniform random variable between 1.5 and 2.5. What is the probability that X equals 1.0?

A)0    B).250   C).500   D).667    E).763    F).856    G) .994   H) none of the above

*** I added a additional 300 points so you can show me how you did it!

Thank you

Solution

1 - A)0

2 - A)0

for continuous distribution probability for particular x =0