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Applications of integral calculus

Understand and use the probability density function, f(x) = λe^(−λx) for x ≥ 0, of the exponential random variable with parameter λ > 0.

u4-t2-s1-d4

Interactive

Exponential probability density

manipulative

Vary λ in f(x)=λe^(−λx), shade P(a≤X≤b) as area, track the mean 1/λ, and pan/zoom the density.

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