Question: 20. Let X be a random variable distributed by the exponential distribution with = 1.5. Determine the probability that the random variable X assumes

20. Let X be a random variable distributed by the exponential distribution with λ = 1.5.

Determine the probability that the random variable X assumes a value:

(a) greater than 2,

(b) less than 4,

(c) between 2 and 4,

(d) less than 0.

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