Electrical Engineering > GATE 2013 SET-3 > Probability

Contributed by: Dr. Sarah Chen

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A continuous random variable X has a probability density function ,f(x) = e^-x, 0 < x < ∞.Then { X > 1} is

A

0.368

B

0.5

C

0.632

D

1.0

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Explanation

Correct :

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