AP EAMCET · Maths · Statistics
In a poisson distribution with unit mean, \(\sum_{x=0}^{\infty}|x-\bar{x}| P(X=x)=(\bar{x}\) is the mean of the distribution)
- A e
- B \(\frac{1}{\mathrm{e}}\)
- C \(\frac{2}{\mathrm{e}}\)
- D \(\frac{2}{3 e}\)
Answer & Solution
Correct Answer
(C) \(\frac{2}{\mathrm{e}}\)
Step-by-step Solution
Detailed explanation
For the unit mean, \(\bar{x}=1\)…
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