If an exponential distribution has the rate parameter λ = 5, what is its variance?
A) 5
B) 1/5
C) 1/25
D) 5/2

Name: If an exponential distribution has the rate parameter λ = 5, what is its variance? A) 5 B) 1/5 C) 1/25 D) 5/2
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Question

Quizplus · Accepted Answer

The variance of an exponential distribution with rate parameter λ is equal to 1/λ^2. Therefore, the variance of an exponential distribution with λ=5 is 1/5^2 = 1/25. Option C is the correct answer.

If an Exponential Distribution Has the Rate Parameter λ =