For a Poisson variate X, P(x=1) =P(x=2), what is the mean of x ?
CA Foundation · Quantitative Aptitude · MTP · September 2025
For a Poisson variate X, P(x=1) =P(x=2), what is the mean of x ?
Suggested Answer and Working Notes:
Correct Answer: Option (C)
C. 2
Topics: Part-C: Statistics
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