Stage: 5 Challenge Level: 
You might wish to recall the form of the pdf for an exponential
distribution with parameter $\lambda$ is
$$
f(x) = \lambda e^{-\lambda x}
$$
Also, this is a probability density function. What does this say about the area under the graph?
$$
f(x) = \lambda e^{-\lambda x}
$$
Also, this is a probability density function. What does this say about the area under the graph?
Individual. Statistics generally. Stage 5 - Core Mapping. Discussion. Exponential distribution. biology. Estimation of areas under curves. physics. Probability density functions. Maths in STEM.
Published May 2009.
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