The exponential distribution:
A) has the density function f (x) = e-λx , for x ≥ 0.
B) models the time between randomly occurring events.
C) has an expected value λ.
D) is described by the familiar bell-shaped curve.

Question

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The Answer of The exponential distribution:
A) has the density function f (x) = e-λx , for x ≥ 0.
B) models the time between randomly occurring events.
C) has an expected value λ.
D) is described by the familiar bell-shaped curve.

The Exponential Distribution