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Probability 2 earthquakes happen in a period of time.

See the other answer how to solve it in the original way. If you know more about Poisson processes, there is a simpler solution. Conditional on the amount of points in an interval, the points are ...
Dodezv's user avatar
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3 votes
Accepted

Probability 2 earthquakes happen in a period of time.

There is an error in the first equality. Recall the definition of a conditional probability is $$ \operatorname{P}[A|B]:=\frac{\operatorname{P}[A\cap B]}{\operatorname{P}[B]}, $$ when $\operatorname{P}...
Hirofumi Shiba's user avatar
1 vote

Relationship Between Poisson Process and Birth and Death Process

Poisson process is a birth and death process with constant positive birth rate and zero death rates. To work out what happens first, birth or death, look at the minimum of two independent exponential ...
van der Wolf's user avatar
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