Question

1. Consider the following probability density function f(x) with parameter λ > 0:

.

Let λ_b be the maximum likelihood estimator for λ. You draw a sample of 4 data points: 1,2,2,3. What is the maximum likehood estimate of λ?

1. 0
2. 2
3. 2.25
4. 4

Answer 1

sample of 4 data points: 1,2,2,3

mean = (1+2+2+3)/4 = 2

answer : B. 2

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