OpenStax, Statistics §5.3 The Exponential Distribution (Optional) · Exercise 5 · Probability · Continuous distributions
The Exponential Distribution (Optional) · Exercise 5
A customer service representative must spend different amounts of time with each customer to resolve various concerns. The amount of time spent with each customer can be modeled by the following distribution: X ~ Exp(0.2)
What is the standard deviation?
This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.
OpenStax, Statistics · §5.3 The Exponential Distribution (Optional) · Exercise 5
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