What is the variance of y

Reference no: EM133651017

Question: Now consider Y, the total time (in minutes) that a customer spends during a visit to the website. Suppose that website analytics reveal that Y can be accurately modeled with the following function: f(y)=1/3 e^(-1/3 y) where y>0.22.23. Based on what you know about exponential distributions, what is the variance of Y?

Reference no: EM133651017

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