Mathematics · Probability Distribution
In a Poisson probability distribution, which of the following conditions is a core underlying assumption?
- 1The distribution profile is perfectly symmetric around its mean value
- 2The total number of trials is strictly fixed and the probability of success changes per trial
- 3Events occur independently at a constant average rate within a fixed interval of time or space✓
- 4The individual trials are dependent and the probability of occurrence varies over time
Correct answer
Events occur independently at a constant average rate within a fixed interval of time or space
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