Which one is not a condition of Poisson model

CA Foundation · Quantitative Aptitude · MTP · June 2024
Which one is not a condition of Poisson model
(A) A. the probability of having failures in a small time interval is constant
(B) B. the probability of having success more than one in a small time interval is very small
(C) C. the probability of having success in this time interval is independent of time 't' as well as earlier success
(D) D. the probability of having success in a small time interval (t, t+td) is Kt for a positive constant k.

Suggested Answer and Working Notes:

Correct Answer: Option (A)

A. the probability of having failures in a small time interval is constant

Topics: Part-C: Statistics

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