In a Poisson distribution if P(x=4) = P(x= 5) then the parameter of Poisson distribution is:

CA Foundation · Quantitative Aptitude · RTP · September 2026
In a Poisson distribution if P(x=4) = P(x= 5) then the parameter of Poisson distribution is:
(A) (a) 4/5
(B) (b) 5/4
(C) (c) 4
(D) (d) 5

Suggested Answer and Working Notes:

Correct Answer: Option (D)

Correct Option: (d)

Topics: Part-C: Statistics

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