Civil Engineering > GATE 2014 SET-2 > Probability
If {x} is a continuous, real valued random variable defined over the interval (-∞,+∞) and its probability density function is given by f(x) = (1 / √(2π) * b)e-(x-a)2 / 2b2 where 'a' and 'b' are the constants. The value of the integral ∫-∞a (1 / √(2π) * b)e-(x-a)2 / 2b2 dx is
Correct : b
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